The Owner of a Local Nightclub Has Recently Surveyed a Random

question 120

Short Answer

The owner of a local nightclub has recently surveyed a random sample of n = 250 customers of the club. She would now like to determine whether or not the mean age of her customers is
Greater than 30. If so, she plans to alter the entertainment to appeal to an older crowd. If not, no
Entertainment changes will be made. Suppose she found that the sample mean was 30.45 years
And the sample standard deviation was 5 years. If she wants to have a level of significance at
0)01, what decision should she make? a) Reject $H _ { 0 }$ .
b) Reject $H _ { 1 }$ .
c) Do not reject $H _ { 0 }$ .
d) We cannot tell what her decision should be from the information given.

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Definitions:

Southern Veto

The power exercised by Southern states or politicians to block legislation or actions they oppose, often related to civil rights or other social issues.

"Share Our Wealth" Movement

A program proposed by Senator Huey Long during the 1930s that aimed to reduce the nation's wealth inequality by distributing wealth more evenly amongst the American people.

Court-packing Plan

A controversial proposal by President Franklin D. Roosevelt in 1937 to increase the number of U.S. Supreme Court justices, aiming to obtain favorable rulings for his New Deal legislation.

CIO

Stands for Congress of Industrial Organizations, a federation of unions that organized workers in industrial unions in the United States and Canada from 1935 to 1955.