Maggy Mwangi
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A study was conducted to determine if the percent of women who received financial aid is
different form the percentage of men who receive financial aid. A random sample of students
revealed the results shown in the table. Using (α=0.01), is there significant
evidence to reject the null hypothesis?
|
|
Women |
Men |
|
Sample size |
250 |
300 |
|
Number receiving aid |
200 |
225 |
a) Find the 90% confidence interval for the difference in financial aid rates between men
and women and interpret this interval in the context of the problem.
b) Write the two hypotheses for the problem.
c) Compute the appropriate statistical hypothesis test and report the test statistic and pvalue.
d) Write the conclusion for the problem regarding the null hypothesis using statistical
language.