Identify the Null and Alternative Hypotheses for the Following Problems

question 119

Essay

Identify the null and alternative hypotheses for the following problems.
a.The manager of a restaurant believes that it takes a customer less than or equal to 25 minutes to eat lunch.
b.Economists have stated that the marginal propensity to consume is at least 90¢ out of every dollar.
c.It has been stated that 75 out of every 100 people who go to the movies on Saturday night buy popcorn.

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Definitions:

Heritability

The degree to which the variations in a trait from one person to another can be attributed to genetic factors.

Hypersensitivity

An exaggerated or inappropriate response by the immune system to a substance that is normally harmless.

Transitivity

The ability in logic and mathematics to understand that if a relationship exists between A and B, and B and C, then that relationship exists between A and C.

Plasticity

The capacity of the brain to change and adapt in response to experience, learning, or injury.