Concept explainers
a.
Find and interpret 90% confidence interval for the proportion of games won by the home team.
b.
Provide the null and alternative hypothesis to test whether there is any evidence that the proportion is different from 0.5.
c.
Give conclusion for the test in Part (b) using the confidence interval from Part (a).
State the confidence level.
d.
Obtain the p-value for the test in Part (b) using randomization distribution.
e.
Interpret the result of the test using the p-value at 10% significance level.
Check whether the answer matches with the answer obtained in Part (c).
f.
Explain what information does the confidence interval give that the p-value does not.
Explain what information does the p-value give that the confidence interval does not.
g.
Explain the main difference between the bootstrap distribution of Part (a) and the randomization distribution of Part (d).
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