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I hope it will help you .
Thank you.
^ - ^
Related Questions
a car is purchased for . each year it loses of its value. after how many years will the car be worth or less? (use the calculator provided if necessary.)
Answers
Answer: I calculated the value after 5 years to be 5,734.40 or 5,734
Step-by-step explanation:
If you were constructing a 99% confidence interval of the population mean based on a sample of n=30 where the standard deviation of the sample S=0.05, the critical value of t will be 2.7564 2.4922 2.7969
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The critical value of t for constructing a 99% confidence interval with a sample size of 30 and a sample standard deviation of 0.05 is 2.7564.
A confidence interval is a range of values within which the population parameter is estimated to lie with a certain level of confidence. In this case, we are constructing a 99% confidence interval for the population mean. The critical value of t is used to determine the width of the confidence interval.
The formula for calculating the confidence interval for the population mean is:
Confidence interval = sample mean ± (critical value) * (standard deviation of the sample / square root of the sample size)
Given that the sample size is 30 (n = 30) and the standard deviation of the sample is 0.05 (S = 0.05), we need to find the critical value of t for a 99% confidence level. The critical value of t depends on the desired confidence level and the degrees of freedom, which is equal to n - 1 in this case (30 - 1 = 29). Looking up the critical value in a t-table or using statistical software, we find that the critical value of t for a 99% confidence level with 29 degrees of freedom is approximately 2.7564.
Therefore, the 99% confidence interval for the population mean would be calculated as follows: sample mean ± (2.7564) * (0.05 / √30). The final result would be a range of values within which we can be 99% confident that the true population mean lies.
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Naomi can run 12 miles in 108 minutes. She is thinking about running in two different races, a 9-mile race and a 13-mile race. At her current rate, how many more minutes will it take her to complete the 13-mile race than the 9-mile race?
$______
PLEASE HELP I"LL GIVE BRAINLEST DUE AT 11:59
Answers
Answer:
36
Step-by-step explanation:
It takes her 9 minutes to run one mile
9*9=81
13*9=117
117-81=36
Hope this helps! :)
Hi, can you help me answer this question please, thank you!
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The formula for the test hypothesis for proportion
\(Z=\frac{p-p_0}{\sqrt[]{\frac{p_0(1-p_0)}{n}}}\)Given
\(\begin{gathered} p=\frac{63}{108}=0.5833 \\ \\ p_0=0.59 \\ n=108 \end{gathered}\)Substitute into the formula
\(\begin{gathered} Z=\frac{0.5833-0.59}{\sqrt[]{\frac{0.59(1-0.59)}{108}}} \\ \\ Z=\frac{-0.0067}{\sqrt[]{0.000224}} \\ \\ Z=-0.1416 \\ To\text{ two decimal place} \\ Z=-0.14 \end{gathered}\)what is the surface Area of the Pyramid
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Answer:
85 square inches
Step-by-step explanation:
\(5*5=25\)
\(5*6=30*2=60\)
\(25+60=85\)
Hope this is helpful
whats the answer for 10p+(-5)+(-y)+(-10p)
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10p-5-y-10p
10p-10p-5-y
-5-y
hope it helps!
if not, sorry...
4. Find the center and radius of the circle given by this equation: x2 – 8x + y2 + 4y - 16 = 0
Answers
Answer:
Center ( 4 , -2) and r = 6
Step-by-step explanation:
x² - 8x + y² + 4y - 16 = 0
x² - 8x + y² + 4 y = 16
x²- 2*4x + y² + 2 *2y = 16
(x² - 2*4x + 16 ) - 16 + (y² + 2*2y + 4) -4 = 16
(x - 4)² + (y + 2)² = 16 + 16 + 4
(x - 4)² + (y -[-2])² = 36
(x- 4)² + ( y - [-2] )² = 6²
Compare with (x - h)²+ (y - k)² = r²
Center ( 4 , -2) and r = 6
You earned ten dollars. You spent two-fifths of what you earned. How much
did you spend?
dollars
Answers
Answer:
2 dolalrs
Step-by-step explanation:
Which of the following expressions represents the phrase "six added to five times a number?
06 - 5x
06-5*
05-6%
11 x
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i have four identical oranges. how many ways are there for me to divide these oranges into at most three groups? (by definition, a group must have at least one orange.)
Answers
Answer:
put 1 orange in each group and then cut the last in thirds and each group will have 1 and 1/3 oranges
Step-by-step explanation:
If a number is "squared" that means it
is raised to the
______ power.
1. 1st
2. 2nd
3. 3rd
4. square root
5. none of the above
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Answer:
2nd power
Step-by-step explanation:
3rd is cubed and 1st is: example 3^1 = 3
square root is √
Find the solution of the system of equations. 4x + y = -17 -4x = 2y = 14 X= Y=
Answers
Answer: yes this is correct 4x+y=−17−4x=2y=14x=y
Step-by-step explanation:
PLS BRAINLIEST
find the slop of the line passing through the points (2,7) and (-1,4)
Answers
Answer:
1
Step-by-step explanation:
Change is y over the change in x
The y's are 4 and 7.
The x's are -1 and 2
\(\frac{4-7}{-1-2}\) = \(\frac{-3}{-3}\) = 1
8 ÷ 28 *has to be in decimal form*
Answers
Answer: 0.28571428571
Step-by-step explanation: 8 dived by 28
A group of 35 people are running a race. The top 9 finishers advance to the finals. The number of possibilities for this situation involves a combination. A group of 35 people are running a race. The top 9 finishers advance to the finals. The number of possibilities for this situation involves a combination. True False
Answers
Answer:
false
Step-by-step explanation:
falswe
______________________________ (three words) are a precise mathematical description of the semantics of an executing program.
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Program State Model describes a precise mathematical description of the semantics of an executing program.
This model is used to illustrate how the program executes and to determine its behavior. It is composed of three components: states, transitions, and actions. A program state is a snapshot of the program's state at a particular point in its execution. It includes the values of variables and other resources. Transitions are the changes that occur between states, and are caused by the execution of instructions. Finally, actions are the operations that are performed by the program as it transitions from one state to the next. All of these components together provide a mathematical model for understanding the behavior of a program.
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Which value has only 4 significant digits? a. 6.930 b. 8450 c. 0.392 d. 0.0450
Answers
Answer:
A 6.930
Step-by-step explanation:
(8w - 4g + 1) - (5w + 3g -5)
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Answer:
The answer is 3w - g - 4
Step-by-step explanation:
(8w - 4g + 1) - (5w + 3g - 5)
8w - 4g + 1 - 5w + 3g - 5
Rearrange terms
8w - 5w - 4g + 3g + 1 - 5
Combine like terms
(8w - 5w) = 3w ( -4g + 3g) = -g (1 - 5) = - 4
Answer:
3w - g - 4
Pls help!!
x^2 - 8x + 16/5x ÷ x - 4 =
A. x - 4
B. 5x/x - 4
C. x^3 - 12x^2 - 16x - 64
D. x - 4/5x
Answers
The ratio of boys to girls in the ninth graders approximately 7 to 9 there are 220 girls how many boys are there
Answers
Answer:
177
Step-by-step explanation:
solve for b!
b/g = 7/9
b/228 = 7/9 Fill in 228 (as given) for g for girls
b = (7 * 228) / 9 Multiply each side by 228
b = 177 boys
(credit to jane aka my tutor xD)
A recipe calls for 3/4 cups of flour. If I plan to make only 2/3 of the recipe, how much flour should I use?
Answers
Answer:
1/2 cup
Step-by-step explanation:
First find a common denominator (12)
3/4 = 9/12
2/3 = 8/12
Multiply and get 72/144 = 1/2
please help me please
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Answer:
the answers b hope this helps
standard to slope intercept form
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answer: y=2/5x-2
\(\quad \huge \quad \quad \boxed{ \tt \:Answer }\)
\(\qquad\displaystyle \tt \rightarrow \: y = \frac{2}{5} x - 2\)
____________________________________
\( \large \tt Solution \: : \)
\(\qquad\displaystyle \tt \rightarrow \: 8x - 20y = 40\)
\(\qquad\displaystyle \tt \rightarrow \: - 20y = 40 - 8x\)
\(\qquad\displaystyle \tt \rightarrow \: 20y = 8x - 40\)
\(\qquad\displaystyle \tt \rightarrow \: y = \frac{8}{20} x - \frac{40}{20} \)
\(\qquad\displaystyle \tt \rightarrow \: y = \frac{2}{5} x - 2\)
Answered by : ❝ AǫᴜᴀWɪᴢ ❞
17. (15 pts.) Let S = {a,b, c,d, e, f, m, n,p, q,r,s} be the given sot. Let A = (a,b, m, q}, and B = {a, d, m, p, q) be the subsets of S.
a. Draw the Venn Diagram of the problem.
b. Find Ac, AUB, , and (AUB)c.
c. Find n(Ac), n(AUB), n(), and n((AU B)c) where n(A) is the number of elements of A etc...
d. Calculate. C(3, 2) and P(3,2). Does C(3, 2)2! = P(3,2) hold?
19. (15 pts.) If an auto license plate has four digits followed by four letters. How many different
license plates are possible if
a. Digits and letters are not repeated on a plate?
b. Repetition of digits and letters are permitted?
Answers
In this problem, we are given a set S with 13 elements and two subsets A and B. We need to perform various operations and calculations related to these subsets.
Additionally, we are asked to calculate the number of different license plates possible with four digits followed by four letters, considering both cases where repetition is not allowed and where repetition is permitted.
a. The Venn diagram for the given sets A and B can be drawn as follows:
- Set A contains elements {a, b, m, q}.
- Set B contains elements {a, d, m, p, q}.
The overlapping region represents the elements common to both sets A and B.
b. Operations:
- Ac represents the complement of set A, which contains all the elements in set S except those in set A.
- AUB represents the union of sets A and B, which contains all the elements that are in either set A or set B or both.
- (AUB)c represents the complement of the union of sets A and B, which contains all the elements in set S except those in the union of A and B.
c. Calculations:
- n(Ac) represents the number of elements in the complement of set A.
- n(AUB) represents the number of elements in the union of sets A and B.
- n() represents the number of elements in the overlapping region of sets A and B.
- n((AUB)c) represents the number of elements in the complement of the union of sets A and B.
d. Combinations and Permutations:
- C(3, 2) represents the number of combinations of selecting 2 elements from a set of 3 elements without repetition.
- P(3, 2) represents the number of permutations of selecting 2 elements from a set of 3 elements without repetition.
- C(3, 2) * 2! represents the product of C(3, 2) and 2 factorial (2!), which can be compared with P(3, 2).
19. License plates:
a. If digits and letters are not repeated on a plate, we have 10 choices for each digit and 26 choices for each letter. Therefore, the total number of possible license plates is 10 * 10 * 10 * 10 * 26 * 26 * 26 * 26.
b. If repetition of digits and letters is permitted, we still have 10 choices for each digit and 26 choices for each letter. Therefore, the total number of possible license plates is 10 * 10 * 10 * 10 * 26 * 26 * 26 * 26.
Hence, the number of different license plates possible can be calculated based on whether repetition is allowed or not.
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jessie is selling bows at the local craft fair. She charges $3 for a small bow and $5 for a large bow. At the end of the day, Jessie had sold a total of 18 bows, and made $70. How many of each size bow did jessie sell
Answers
Answer:
10 small bows; 8 large bows
Step-by-step explanation:
Let x = number of small bows.
Let y = number of large bows.
x + y = 18;
3x + 5y = 70
-3x - 3y = -54
+ 3x + 5y = 70
-----------------------
2y = 16
y = 8
x + y = 18
x + 8 = 18
x = 10
Answer: 10 small bows; 8 large bows
Find each missing measure.
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Answer:
angle 1: 51
angle 2: 39
angle 3: 101
angle 4: 40
angle 5: 6
angle 6: 140
Step-by-step explanation:
I haven't done this in a while so hopefully this is right:) hope this helps
Factor the following expression
x²- 15 x 56 =
Answers
Multiply the numbers X²-15x56
x²-840
What is factor expression?A factor in an expression is something that is multiplied by something else. It can be a number, variable, term or any other longer expression. For example, the factors of 2xy are 2, x and yWrite each term as the. prime factorization. of the coefficient or constant, listing any variables separately. For example, write. x. y. as. x. y. , and write. x. as. x. x. .Identify the factors that all of the terms have in common.Multiply those common factors.When an expression can be viewed as the difference of two perfect squares, i.e. a²-b², then we can factor it as (a+b)(a-b). For example, x²-25 can be factored as (x+5)(x-5).To learn more about factor expression refers to:
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an airline company requires that the total outside dimensions (length width height) of a checked bag not exceed 62 inches. if the bag your company is designing has a height equal to its width. what is the largest volume of a bag of this shape that can be checked on this airline?
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The largest volume possible of the bag is 62^3 inches
Volume of a cuboid?
The internal space occupied by a cuboid is the volume of the cuboid. if a cuboid has length l , breadth b and width w then the volume of cuboid can be given as V= l*b*w
We are given that the total dimensions of a checked bag should not exceed 62 inches
Also if the bag your company is designing has a height equal to its width.
To achieve maximum volume consider that length equal breadth equals width
Hence the maximum value of the dimension can be 62 inches
Hence the volume of the bag = 62^3 inches
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\(\frac{3}{x+7} +\frac{4}{x-8}\)
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{7x+4}/{x^2-x-56}
using common denominators
PLEASE HELP!!! what is the answer to this?
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Answer:
i think is C
I'm not sure about it