Use the Sign Test to Test the Indicated Claim

question 28

Essay

Use the sign test to test the indicated claim. The waiting times (in minutes)of 28 randomly
selected customers in a bank are given below. Use a significance level of 0.05 to test the claim
that the population median is equal to 5.3 minutes. $$\begin{array} { r r r r r r r } 8.2 & 8.0 & 10.5 & 3.8 & 6.4 & 5.3 & 7.8 \\2.9 & 6.0 & 7.7 & 6.1 & 5.9 & 1.2 & 10.4 \\7.3 & 6.9 & 5.8 & 5.1 & 6.2 & 3.1 & 5.8 \\11.7 & 4.5 & 6.5 & 9.8 & 7.4 & 2.3 & 7.8\end{array}$$

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Definitions:

Michelangelo Antonioni

An influential Italian film director and screenwriter known for his distinctive style of filmmaking, which emphasizes mood, landscape, and the alienation of modern life.

PCA

The Production Code Administration, a body that enforced moral guidelines for films in the United States from 1934 to 1968.

Mature Audiences

Content classification indicating that the material is intended for adults and may not be suitable for children due to its content.

General Audience

Refers to the broader public or the masses, often used to indicate that content is suitable for people of all ages and backgrounds.