Discuss the below:
Q: A charity solicits donations by phone. From long experience the charity's director reports that 60 percent of the calls will result in refusal to donate, 30 percent will request more information via the mail, and 10 percent will result in an immediate credit card donation. For a sample of 200 calls last week, 140 refused to donate, 50 requested additional information, and 10 made an immediate donation. At the 0.10 significance level was the sample result different from the usual pattern?
a. State the null and alternate hypotheses.
H0:
H1:
b. State the decision rule.
c. Compute the value of the test statistic.
d. What is your decision regarding the null hypothesis? Interpret the result.