Critical Value: Z = 2

question 103

Multiple Choice

Critical value: z = 2.33. Fail to reject null hypothesis. There is not sufficient evidence to support the claim
that more than half of all those using the drug experience relief.
-A medical school claims that more than 28% of its students plan to go into general practice. It is found that among a random sample of 130 of the school's students, 32% of them plan to go into general practice. Find the
P-value for a test to support the school's claim.

• A) 0.3078
• B) 0.1635
• C) 0.3461
• D) 0.1539

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Definitions:

Rate Of Return

A measure of the gain or loss on an investment over a specified period, expressed as a percentage of the investment’s initial cost.

Cash Flows

The net amount of cash being transferred into and out of a business, typically categorized into operating, investing, and financing activities.

Present Value

Present Value refers to the value today of an amount of money that is to be received in the future, adjusted for a certain rate of return.

Interest Rate

The amount charged, expressed as a percentage of principal, by a lender to a borrower for the use of assets.