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PLEASE ANSWER ALL QUESTIONS 1. What is the critical value between the accept and reject regions...

PLEASE ANSWER ALL QUESTIONS

1. What is the critical value between the accept and reject regions (the decision rule) in the following hypothesis test?

Passenger trains for commuters strive for consistent on-time arrival. A study is to be conducted on the arrival times at three regional train companies. The samples will measure the average on-time performance of six trains from each group (18 total trains), recording the amount of time the trains are delayed. The study will indicate whether or not the average delay is the same for each of the three companies at the 0.05 significance level.

Select one:

a. 19.4

b. 24.996

c. 5.991

d. 3.68

2. What is the critical value between the accept and reject region (the decision rule) for the following test of of observed versus expected frequency?

Below is the observed count and expected percentage of jersey sales for various football teams. The test is to determine if the observed frequencies differ from the expected at the 0.05 significance level.

Team

Actual

Expected (%)

New England

35

25%

NY Giants

42

33%

NY Jets

12

12%

Buffalo

16

16%

Philadelphia

21

14%

Select one:

a. 9.488

b. 5.19

c. 6.26

d. 11.070

math   Statistics-And-Probability   
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hii..if you have any doubt please ask by comment. please like the answer. please.. thanks..

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