Solution Found!
Let X equal the weight (in grams) of a Hershey’s
Chapter 8, Problem 3E(choose chapter or problem)
PROBLEM 3E
Let X equal the weight (in grams) of a Hershey’s grape-flavored Jolly Rancher. Denote the median of X by m. We shall test H0: m = 5.900 against H1: m > 5.900. A random sample of size n = 25 yielded the following ordered data:
(a) Use the sign test to test the hypothesis.
(b) Use the Wilcoxon test statistic to test the hypothesis.
(c) Use a t test to test the hypothesis.
(d) Write a short comparison of the three tests.
Questions & Answers
QUESTION:
PROBLEM 3E
Let X equal the weight (in grams) of a Hershey’s grape-flavored Jolly Rancher. Denote the median of X by m. We shall test H0: m = 5.900 against H1: m > 5.900. A random sample of size n = 25 yielded the following ordered data:
(a) Use the sign test to test the hypothesis.
(b) Use the Wilcoxon test statistic to test the hypothesis.
(c) Use a t test to test the hypothesis.
(d) Write a short comparison of the three tests.
ANSWER:
Step 1 of 5
a) Given, test hypothesis
Test of Null and alternative hypothesis