The Owner of a Local Nightclub Has Recently Surveyed a Random

question 114

Multiple Choice

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 shewants to have a level of significance at 0.01, what decision should she make?

• A)Reject H0.
• B)Reject H1.
• C)Do not reject H0.
• D)We cannot tell what her decision should be from the information given.

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Definitions:

Sociobiologists

Scientists who study the biological basis of all forms of social behavior, including in humans.

Evolutionarily Beneficial

Traits or behaviors that increase the chances of survival and reproduction, and are therefore more likely to be passed on to subsequent generations.

Dominant Males

Males who hold the highest rank within a social hierarchy, often having priority access to resources and mates.

Heritability

A measure of how much of the variation in a trait within a population can be attributed to genetic differences among individuals.