Manipulation checks provide a check on whether research participants interpreted experimental conditions as the researcher intended.

Change the annual rates to monthly rates.
​
a.9.8% =
__________
b.7.2% =
__________
c.8% =
__________

Which statistical procedure should be conducted if any of the expected frequencies (f_e) are less than 5?

A) Chi-square
B) Fisher's exact test
C) Yates' correction for continuity
D) ANOVA

Wilf paid $557.05 for a $1,000 face value strip bond. At this price the investment will yield a return of 5.22% compounded semiannually. How long (to the nearest day) before its maturity date did Wilf purchase the bond? Assume that each half-year has exactly 182 days.

Evaluate the logarithm. ${\log }_5\frac{1}{125}$

A) $\sqrt{3}$
B) -3
C) 0
D) $\frac{1}{3}$
E) ${\log }_5\frac{1}{125}$ is undefined.