4. Revenue of Large Businesses. A researcher estimates that the average revenue of the largest businesses in the United States is greater than $24 billion. A sample of 50 companies is selected, and the revenues (in billions of dollars) are shown. At a = 0.05, is there enough evidence to support the researcher's claim? Assume o= 28.7. 178 27 122 29 91 16 44 16 35 19 61 15 56 41 46 38 20 36 32 15 30 25 28 31 28 30 20 19 19 19 24 25 18 16 22 15 15 19 25 14 15 24 23 17 17 22 21 20 17 20 Source: New York Times Almanac.
4. Revenue of Large Businesses. A researcher estimates that the average revenue of the largest businesses in the United States is greater than $24 billion. A sample of 50 companies is selected, and the revenues (in billions of dollars) are shown. At a = 0.05, is there enough evidence to support the researcher's claim? Assume o= 28.7. 178 27 122 29 91 16 44 16 35 19 61 15 56 41 46 38 20 36 32 15 30 25 28 31 28 30 20 19 19 19 24 25 18 16 22 15 15 19 25 14 15 24 23 17 17 22 21 20 17 20 Source: New York Times Almanac.
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
Related questions
Question
Please answer number 4, a-e. Thanks
![4. Revenue of Large Businesses.
A researcher estimates that the average revenue of the largest businesses in the United States
is greater than $24 billion. A sample of 50 companies is selected, and the revenues (in billions
of dollars) are shown. At a = 0.05, is there enough evidence to support the researcher's claim?
Assume o= 28.7.
122
91
16
35
19
61
56
46
38
20
32
30
25
28
178
27
28
30
20
19
44
29
16
15
41
36
15
31
19
19
24
16
15
15
19
25
25
18
14
15
24
23
17
17
22
22
21
20
17
20
Source: New York Times Almanac.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Ff037c98f-cbde-4a50-b4f4-cce4e7371069%2Fbac47c87-3815-442a-9b95-d492950f0cdb%2F0ygki8_processed.png&w=3840&q=75)
Transcribed Image Text:4. Revenue of Large Businesses.
A researcher estimates that the average revenue of the largest businesses in the United States
is greater than $24 billion. A sample of 50 companies is selected, and the revenues (in billions
of dollars) are shown. At a = 0.05, is there enough evidence to support the researcher's claim?
Assume o= 28.7.
122
91
16
35
19
61
56
46
38
20
32
30
25
28
178
27
28
30
20
19
44
29
16
15
41
36
15
31
19
19
24
16
15
15
19
25
25
18
14
15
24
23
17
17
22
22
21
20
17
20
Source: New York Times Almanac.
![For Exercises 3 through 5, perform each of the following steps.
a. State the hypotheses and identify the claim.
b. Find the critical value(s).
c. Compute the test value.
d. Make the decision.
e. Summarize the results.
Use diagrams to show the critical region (or regions), and use the traditional method of
hypothesis testing unless otherwise specified.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Ff037c98f-cbde-4a50-b4f4-cce4e7371069%2Fbac47c87-3815-442a-9b95-d492950f0cdb%2F690vhhh_processed.png&w=3840&q=75)
Transcribed Image Text:For Exercises 3 through 5, perform each of the following steps.
a. State the hypotheses and identify the claim.
b. Find the critical value(s).
c. Compute the test value.
d. Make the decision.
e. Summarize the results.
Use diagrams to show the critical region (or regions), and use the traditional method of
hypothesis testing unless otherwise specified.
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