the probability that the first spinner will not land on 1 and the second spinner will land on a number less than 5 is 5/9 or approximately 0.5555.
The probability that the first spinner will not land on 1 is 5/6 since there are six equally likely outcomes (1, 2, 3, 4, 5, 6) and only one of them is a 1.
The probability that the second spinner will land on a number less than 5 is 4/6 or 2/3 since there are four equally likely outcomes (1, 2, 3, 4) that satisfy this condition out of the six possible outcomes.
To find the probability that both events will occur, we need to multiply the individual probabilities together since they are independent. Thus, the probability that the first spinner will not land on 1 and the second spinner will land on a number less than 5 is:
P = (5/6) x (2/3) = 10/18 = 5/9
Therefore, the probability that the first spinner will not land on 1 and the second spinner will land on a number less than 5 is 5/9 or approximately 0.5555.
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Please help!! I don’t remember learning this
Answer:
x=21
Step-by-step explanation:
susie wants to buy 5 slices of pizza and a liter of soda that cost $5 for her and her friends. how much does susie need?
Answer:
Amount needed by her \(=\$(5x+5)\)
Step-by-step explanation:
Given: Susie wants to buy 5 slices of pizza and a litre of soda that cost $5 for her and her friends
To find: amount needed by her
Solution:
Let cost of 1 slice of pizza be \(\$x\). Also, a litre of soda costs $5.
Cost of 5 slices of pizza \(=\$5x\)
Cost of a litre of soda \(=\$5\)
Total amount needed by her \(=\$(5x+5)\)
the switchboard in a minneapolis law office gets an average of 5.5 incoming phone calls during the noon hour on mondays. experience shows that the existing staff can handle up to six calls in an hour. let x
On Mondays at noon, the switchboard in a Minneapolis legal firm receives an average of 5.5 incoming calls. Consequently, X's standard deviation is 2.35 calls.
The current personnel can handle up to six calls in an hour, according to experience.
A Poisson distribution with an average number of calls of 5.5 on Mondays around lunchtime can be used to model the scenario that is being given.
Thus, the following equation represents the standard deviation for the number of calls received, X:
2.35 calls make up the standard deviation of X.
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I'm in need of assistance-
Answer:
q
Step-by-step explanation:
Suppose 1 and 2 are true mean stopping distances at 50 mph for cars of a certain type equipped with two different types of braking systems. The data follows: m = 7, x = 113.6, s1 = 5.04, n = 7, y = 129.6, and s2 = 5.36. Calculate a 95% CI for the difference between true average stopping distances for cars equipped with system 1 and cars equipped with system 2. (Round your answers to two decimal places.)
We can say with 95% confidence that the true average stopping distance for cars equipped with system 1 is between 9.20 and 22.80 units shorter than the true average stopping distance for cars equipped with system 2.
To calculate the 95% confidence interval (CI) for the difference between the true average stopping distances for cars equipped with system 1 and system 2, we can use the formula:
CI = (x1 - x2) ± t * SE
Where:
x1 and x2 are the sample means,
t is the critical value from the t-distribution for the desired confidence level,
SE is the standard error.
We have:
x1 = 113.6 (mean stopping distance for system 1)
x2 = 129.6 (mean stopping distance for system 2)
s1 = 5.04 (standard deviation for system 1)
s2 = 5.36 (standard deviation for system 2)
n1 = n2 = 7 (sample sizes for both systems)
First, calculate the pooled standard deviation (sp) using the formula:
\(\[ sp = \sqrt{\frac{((n_1-1) \cdot s_1^2 + (n_2-1) \cdot s_2^2)}{(n_1 + n_2 - 2)}} \]\)
\(\[ sp = \sqrt{\frac{((7-1)\cdot(5.04)^2 + (7-1)\cdot(5.36)^2)}{(7 + 7 - 2)}} \]\)
\(= \[ \sqrt{\frac{6 \cdot 25.4016 + 6 \cdot 28.7296}{12}} \]\)
\(= \[\sqrt{\frac{304.2072}{12}}\]\)
\(=\sqrt{25.3506}\)
≈ 5.03
Next, calculate the standard error (SE) using the formula:
\(\[SE = \sqrt{\left(\frac{{s_1^2}}{{n_1}}\right) + \left(\frac{{s_2^2}}{{n_2}}\right)}\]\)
\(\[\begin{aligned}\text{SE} &= \sqrt{\left(\frac{5.04^2}{7}\right) + \left(\frac{5.36^2}{7}\right)} \\&= \sqrt{\frac{25.4016}{7} + \frac{28.7296}{7}} \\&= \sqrt{3.6288 + 4.1042} \\&= \sqrt{7.733}\end{aligned}\]\)
≈ 2.78
The critical value (t) for a 95% confidence interval with (n1 + n2 - 2) degrees of freedom is approximately 2.4469 (obtained from the t-distribution table or calculator).
Now, substitute the values into the formula to calculate the confidence interval (CI):
CI = (x1 - x2) ± t * SE
= (113.6 - 129.6) ± 2.4469 * 2.78
= -16 ± 6.797
Finally, the 95% confidence interval for the difference between true average stopping distances is approximately (-22.80, -9.20).
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statistical significance: a. indicates a high likelihood that your results are due to your treatment versus due to chance. b. is more likely to be reliable if you have a small sample size versus a large sample size. c. is a requirement of the data from a scientific experiment. d. indicates that the hypothesis should be rejected. e. depends on large data sets.
Answer:
Step-by-step explanation:
sean
A village lot is 120 feet wide by 180 feet long and it has room for 75 cars the village plans to increase the length by 30% how much greater is the new area
6,480 more square feet of space than before make up the increased space.
The original area of the village lot is:
120 feet × 180 feet = 21,600 square feet
To calculate the new area, we need to first find the new length of the lot.
Increasing the length by 30% means adding 30% of the original length to the original length:
30% × 180 feet = 54 feet
So the new length will be:
180 feet + 54 feet = 234 feet
The new area of the lot will be:
120 feet × 234 feet = 28,080 square feet
The difference between the new area and the original area is:
28,080 square feet - 21,600 square feet = 6,480 square feet
Therefore, the new area is 6,480 square feet greater than the original area.
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alice has two kids. one of them is a girl. what if the probability that the other one is a also a girl
The probability that the other child is also a girl, given that one of them is a girl, is 2/3 or approximately 0.6667.
To determine the probability that the other child is also a girl given that one of them is a girl, we need to consider the possibilities of the gender combinations for Alice's two children.
Let's denote the gender of the first child as G (girl) and B (boy), and the gender of the second child as G' and B'.
There are four possible combinations for the gender of the two children: GG, GB, BG, and BB.
However, we are given that one of the children is a girl. This eliminates the BB combination since we know both children cannot be boys.
Thus, we are left with three possible combinations: GG, GB, and BG.
Out of these three combinations, two of them involve at least one girl: GG and GB. This means there is a 2 out of 3 chance that the other child is a girl.
Therefore, the probability that the other child is also a girl, given that one of them is a girl, is 2/3 or approximately 0.6667.
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Explain how to find the asymptotes of the function h(x) = 4 +
(5/x)
(I know the horizantal one is 4 and the vertical one is 0, but
explain how to find it)
Asymptotes are lines that a curve approaches but does not intersect. A curve may have vertical, horizontal, or slant asymptotes or none at all. Asymptotes are critical features of the curve since they are used to help graph the function.
We will use the following steps to find asymptotes of the function h(x) = 4 + (5/x):
Vertical Asymptotes:Vertical asymptotes occur when the denominator is equal to zero. So for the function
h(x) = 4 + (5/x), the denominator x cannot be equal to 0.
Therefore x = 0 is the equation of the vertical asymptote.Horizontal Asymptotes:
Horizontal asymptotes occur when the value of y approaches a constant as x becomes extremely large.
For the function h(x) = 4 + (5/x), we need to take the limit as x approaches infinity and as x approaches negative infinity respectively.
(i) As x approaches infinity,y = 4 + 0= 4(ii) As x approaches negative infinity,y = 4 + 0= 4.
Therefore, the equation of the horizontal asymptote is y = 4.
Finally, the vertical asymptote equation is x = 0, and the horizontal asymptote equation is y = 4 for the function h(x) = 4 + (5/x).
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I REALLY WANT TO PLAY UNDERTALE PLS HELP. Ps I pasted the must show work you have to use a strategy no normal ones 10 PTS MARK BRAINLST
Answer: 210 tickets
Explanation:
1. Multiply the number of tickets he sold on Monday (21) by 3. (21x3=63)
2. Multiply the number of tickets he sold on Tuesday (63) by 2. (63x2=126)
3. Add all of those together to get the answer. (21+63+126=210)
Use the slider to change the scale factor. The rectangle is 20 by 16 and the scale factor is 0.25. What are the dimensions of the reduced rectangle?
Answer:
5 by 4
Step-by-step explanation:
sleepy haha sleepy sleepyy
Answer:
THe answer 5 by 4
Step-by-step explanation:
:)
5, 18, 6, 18, 13 WHATS THE INTERQUARTILE RANGE??
Answer: 12.5
Step-by-step explanation:
25th Percentile: 5.5
50th Percentile: 13
75th Percentile: 18
Interquartile Range: 12.5
What is the solution for the following system of equations?
2x + y = 7
x - 2y = 6
I got you bro!
Answer:
{x,y} = {4-1}
You might be wondering how I got this, well here are the steps:
System of Linear Equations entered :
[1] 2x + y = 7
[2] x - 2y = 6
Graphic Representation of the Equations :
y + 2x = 7 -2y + x = 6
Solve by Substitution :
// Solve equation [2] for the variable x
[2] x = 2y + 6
// Plug this in for variable x in equation [1]
[1] 2•(2y+6) + y = 7
[1] 5y = -5
// Solve equation [1] for the variable y
[1] 5y = - 5
[1] y = - 1
// By now we know this much :
x = 2y+6
y = -1
// Use the y value to solve for x
x = 2(-1)+6 = 4
Solution :
{x,y} = {4,-1}
I hope this has helped you and have a wonderful day!
write an equation
(X-P) (x-q)=0
Answer:
\(x^{2} -pqx+pq\)
Step-by-step explanation:
HELP ME THIS IS DUE TOMARROW
What linear expression would you need to subtract from (5x+3) to have a difference of −x ?
Answer: Expression that is to be deducted will be (6x + 3).
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The volume of a cylinder is 8,478 cubic inches, and the radius is 15 inches. Which measurement is closest to the
height of this cylinder in inches?
Answers
90in
12in
48in
8in
The measurement which is closest to the height of this cylinder is: C. 48 in.
Given the following data:
Volume of cylinder = 8,478 cubic inchesRadius of cylinder = 15 inches.To determine the measurement which is closest to the height of this cylinder in inches:
Mathematically, the volume of a cylinder is given by the formula:
\(Volume = \pi r^2h\)
Where:
r is the radius.h is the height.Substituting the given parameters into the formula, we have;
\(8478 = 15^2h\\\\8478 = 225h\\\\h=\frac{8478}{225}\)
Height, h = 37.38 inches.
Closest height = 48 inches.
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what dictionary value would we use to perform a grid search to determine if normalization should be used and for testing the following values of alpha? 1,10, 100
A dictionary with keys 'normalize' and 'alpha' and values [True, False] and [1, 10, 100] respectively can be used to perform a grid search.
Grid search is a technique used to find the optimal hyperparameters for a machine learning model. In the case of determining if normalization should be used and testing different values of alpha, we need to provide the algorithm with a range of values for each hyperparameter. This can be done using a dictionary.
The keys in the dictionary would be 'normalize' and 'alpha', representing the hyperparameters we want to search for. The values for 'normalize' would be [True, False], representing the options for normalizing the data or not. The values for 'alpha' would be [1, 10, 100], representing the different values of alpha to test.
This dictionary can then be passed as an argument to the grid search algorithm, which will then perform a search through all possible combinations of these hyperparameters, evaluating the performance of the model for each combination and determining the optimal set of hyperparameters.
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THE GIVER Chapter 17
What does Gabe symbolize?
Gabe or Gabriel is a new child in the novel, "The Giver" and was described as a symbol of hope and new beginnings.
As a new child, Gabe is not yet fully indoctrinated into the rules and customs of the community, making him more open to the memories transmitted by Jonas.
This presentation of Gabe's character aligns with the novel's recurring motif of babies symbolizing hope and regeneration in literature.
What is the novel "The Giver" about?The novel "The Giver" was authored by Lois Lowry. It is set in a futuristic society that has eliminated all pain, fear, war, and hatred and appears to be utopian at first glance.
The story is written from the point of view of Jonas, an eleven-year-old boy, selected to be the new Receiver of Memory.
Through training, Jonas learns about the joys and pains of life and becomes increasingly disillusioned with the society he lives in.
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27 divided by 8181. Thanks!
Answer: 0.00330033003
what is the slope of a line that is parallel to the line shown on the graph
Answer:
C
Step-by-step explanation:
it is rise over run which means rise 1 over run 4
so the answer is 1/4
Prove that the medians to the legs of an isosceles triangle are congruent. What rule did you use to prove triangles congruent:
1. AAA
2. ASA
3. Cannot be determined
4. SAS
5. SSS
Answer:
SSS could be used for equilateral triangles, AAA is impossible, Cannot be determined is easily not an option.
This leaves ASA and SAS
An isoscoles triangle is a triangle that has two equal sides. SAS is an abreviation that says two triangles have 2 equal sides. Therefore, number 4 SAS is correct
Step-by-step explanation:
The median of the legs of a triangle joins the vertex to the midpoint of the opposite side of the triangle.
The correct postulate is (d) SAS
An isosceles triangle has two congruent sides and angles.
This means that, postulates AAA and SSS are not possible.
This is so, because both postulates imply that the sides and angles of the triangles are congruent.
See attachment for illustration of the median of the isosceles triangles.
From the attachment, we have the following observations.
Sides AB and AC are congruent (S)Sides CD and BD are also congruent (S)Angles at D on both triangles are congruent (A)These mean that:
The triangles are congruent by SAS postulate.
Hence, the correct postulate is (d) SAS
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Find the volume of the figure.
A) 111 in3
B) 165 in3
C) 201 in3
D) 309 in3
Answer:your answer is B.) 165 in3
The common factor of 12y and 30 is
CAN ANYONE ANSWER THIS PLSS
The common factor of 12y and 30 is 6
Write −1/2x+y=10 in slope-intercept form.
Answer:
\(y=\frac{1}{2} x+10\)
Step-by-step explanation:
\(-\frac{1}{2} x+y=10\\\)
Add \(\frac{1}{2} x\) to both sides
\(y=10+\frac{1}{2} x\\\\y=\frac{1}{2} x+10\)
Which linear equation shows a proportional relationship?
y equals two thirds times x
y equals negative 3 times x minus one seventh
y equals three fourths times x minus 5
y equals 3 times x plus 7
The linear equation that shows a proportional relationship is y equals two thirds times x.
A proportional relationship is a relationship between two variables in which one variable is a constant multiple of the other. In other words, if y is directly proportional to x, then y = kx for some constant k. This can also be written as y/x = k, where k is the constant of proportionality.
The linear equation that shows a proportional relationship is y = 2/3x.
It shows a direct relationship because the coefficient of x (2/3) is constant, and there is no constant term (y-intercept) which breaks the proportionality.
The other equations do not show a proportional relationship because they have a coefficient that varies with x or a constant term.
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The solution to
1.4=I/3.5
\(1.4 = 1 \frac{3}{5} \)
Solution:\(1.4 = 1 \frac{3}{5}\)
Convert the expression
\( \frac{7}{5} = \frac{1}{7} \\ \frac{}{2} \)
Simplify the expression
\( \frac{7}{5} = \frac{2}{7} \)
Cross-Multiply
\(49 = 10\)
Check the equality
Answer:\(false\)
Hey there!
1.4 = l/3.5
L/3.5 = 1.4
MULTIPLY 3.5 to BOTH SIDES
l/3.5 * 3.5 = 1.4 * 3.5
WORK IT OUT!
NEW EQUATION: l = 1.4 * 3.5
SIMPLIFY IT!
l = 4.9
Therefore, your answer should be: l = 4.9
Good luck on your assignment and enjoy your day!
~Amphitrite1040:)
look at the picture 10 points
please do not answer if u do not know the answer
Step-by-step explanation:
well what is the question??
Elijah estimates that 54 students will be at the school dance Angel estimates that 45 student will be there are actually 48 students at the dance how much less is the percent era in Angels estimate then Elijah's estimate show your work
Elijah's estimate had a 3% greater error than Angel's, which is a -3% reduction.
How to calculate percentage?We must divide the value by the entire value to find the percentage, and then multiply the resulting number by 100. Rather than being expressed as a fraction, a percentage is a piece of a whole expressed as a number between 0 and 100. Nothing is zero percent; everything is 100 percent; half of something is 50 percent; and nothing is zero percent. You divide the part of the whole by the whole and multiply the result by 100 to get the percentage. Divide the result by the percent to get future totals from a percent by multiplying the percentage number given by 100. Any situation where a percentage and its value are specified will work with this technique.The complete question is :
Elijah estimates that 54 students will be at the school dance. Angel estimates that 45 students will be. There are actually 48 students at the dance. How much less is the percent error in Angel's estimate than in Elijah's estimate?
-12.5% less
-6.25% less
-3% less
-65 less
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x^2 + 5x + 6
enter your next step here:
For Questions 16 – 18, refer to the problem below. Consider the following set of simultaneous equations. 3x − 4y = −42 (i)
2x + 6y = 50 (ii)
16. If x is made the subject of the formula in equation (ii), then:
A x = 3y + 25 B x = −3y + 25 C x = −6y + 50 D x = −3y − 25
17. If x is eliminated in equation (i) then:
A −13y = −117 B 13y = −117 C 15y = 124
D 16y = 215
Answer:
Step-by-step explanation: