A. The test statistic is_____ B. The critical value is____ C. State the conclusion. (Reject/Do not reject) H0. There (is/ is not) sufficient evidence to warrant rejection of the claim that the four categories are equally likely. The results(appear/do not appear) to support the expectation that the frequency for the first category is disproportionately high.
A. The test statistic is_____ B. The critical value is____ C. State the conclusion. (Reject/Do not reject) H0. There (is/ is not) sufficient evidence to warrant rejection of the claim that the four categories are equally likely. The results(appear/do not appear) to support the expectation that the frequency for the first category is disproportionately high.
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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Conduct the hypothesis test and provide the test statistic and the critical value, and state the conclusion. A person randomly selected 100 checks and recorded the cents portions of those checks. The table below lists those cents portions categorized according to the indicated values. Use a 0.05 significance level to test the claim that the four categories are equally likely. The person expected that many checks for whole dollar amounts would result in a disproportionately high frequency for the first category, but do the results support that expectation?
|
Cents portion of check
|
0-24
|
25-49
|
50-74
|
75-99
|
|
|---|---|---|---|---|---|
|
Number
|
34
|
23
|
20
|
23
|
A. The test statistic is_____
B. The critical value is____
C. State the conclusion.
(Reject/Do not reject) H0. There (is/ is not) sufficient evidence to warrant rejection of the claim that the four categories are equally likely. The results(appear/do not appear) to support the expectation that the frequency for the first category is disproportionately high.
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