Which of the following statements is TRUE: A. If counting, sampling without repl

Question

Which of the following statements is TRUE: A. If counting, sampling without replacement, & order doesn't matter: use permutations B. The standard deviation of a data distribution is equal to the squareroot of its variance C. The slope m of a horizontal line is always undefined D. Don't round off any number in an amortization calculation unless it's the interest rate. The amount of money to deposit quarterly for 4 years in an account paying 8% compounded quarterly in order to have $72,000 at the end of the 4 years can be determined using formula for: A. Single-payment, simple interest B. Single-payment, compound interest C. Sequence of payments: present value of an ordinary annuity D. Sequence of payments: future value of an ordinary annuity

Explanation / Answer

4. The standard value of a data distribution is always given by the square root of its variance. So the correct option will be B.

5. An ordinary annuity means the series of payment s made at the end of each period in the series. So the future value of an ordinary annuity means the value on a particular future date of a series of periodic payments where payment is made at the end of each period. Thus the option will be D.

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