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 0.025 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 56 14 18 12 The test statistic is ____ (Round to three decimal places as needed.) The critical value is ____. (Round to three decimal places as needed.)
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 0.025 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
|
56
|
14
|
18
|
12
|
The test statistic is ____ (Round to three decimal places as needed.)
The critical value is ____. (Round to three decimal places as needed.)
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