A Researcher Is Testing a Hypothesis of a Single Mean $\alpha$

question 31

Multiple Choice

A researcher is testing a hypothesis of a single mean.The critical z value for $\alpha$ = .05 in a two-tailed test is +1.96.The observed z value from sample data is 2.85.The decision made by the researcher based on this information is to _____ the null hypothesis.

• A)reject
• B)fail to reject
• C)redefine
• D)change the alternate hypothesis
• E)restate

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Definitions:

Discount Rate

This is the interest rate that's used to determine the current value of future cash flows in the analytical process of discounted cash flow.

Discount Rate

The interest rate used to determine the present value of future cash flows in discounted cash flow analysis. It represents the opportunity cost of investment.

Time Value

The idea that presently available money surpasses the value of the same sum in the future, due to potential income it could generate.

Compounded Quarterly

The process of calculating interest on both the initial principal and the accumulated interest from previous periods on a quarterly basis.