For 516, please provide the following information. (a)

Chapter , Problem 14

(choose chapter or problem)

For 516, please provide the following information. (a) What is the level of significance? State the null and alternate hypotheses. (b) Find the value of the chi-square statistic for the sample. Are all the expected frequencies greater than 5? What sampling distribution will you use? What are the degrees of freedom? (c) Find or estimate the P-value of the sample test statistic. (d) Based on your answers in parts (a) to (c), will you reject or fail to reject the null hypothesis that the population fits the specified distribution of categories? (e) Interpret your conclusion in the context of the application. Marketing: Compact Discs Snoop Incorporated is a firm that does market surveys. The Rollum Sound Company hired Snoop to study the age distribution of people who buy compact discs. To check the Snoop report, Rollum used a random sample of 519 customers and obtained the following data: Percent of Customers Number of Customers Customer Age (years) from Snoop Report from Sample Less than 14 12% 88 1418 29% 135 1923 11% 52 2428 10% 40 2933 14% 76 More than 33 24% 128 Using a 1% level of significance, test the claim that the distribution of customer ages in the Snoop report agrees with that of the sample report.