In Performing a Hypothesis Test Where the Null Hypothesis Is

question 119

Multiple Choice

In performing a hypothesis test where the null hypothesis is that the population mean is 4.8 against the alternative hypothesis that the population mean is not equal to 4.8, a random sample of 25 items is selected.The sample mean is 4.1 and the sample standard deviation is 1.4.It can be assumed that the population is normally distributed.The observed "t" value for this problem is _______.

• A)-12.5
• B)12.5
• C)-2.5
• D)-0.7
• E)0.7

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Definitions:

Semiannual Coupon

Interest payments made to bondholders twice a year.

Yield

The income return on an investment, such as the interest or dividends received, typically expressed as an annual percentage of the investment cost.

Maturity Bond

A bond at the end of its term, at which point the principal amount is due to be paid back to the bondholder.

Coupon Bond

A type of bond that pays the holder periodic interest payments based on the stated coupon rate and then returns the principal at maturity.