The t test for independent means is used when you are testing how many groups?

A) only two groups in total
B) only one group
C) two groups or more
D) one group or more

Compute the cost of 4 pencils at $3.99 each.

Find the domain of the rational function. $f(x)=\frac{9}{x-5}$

A) $(-\infty ,5)\cup (5,\infty )$
B) $(-\infty ,9)\cup (9,\infty )$
C) $(-\infty ,-5)\cup (-5,5)\cup (5,\infty )$
D) $(-\infty ,\infty )$
E) $(-\infty ,5)\cup (5,9)\cup (9,\infty )$

Enrique wants to borrow $15,000 for a new car. The bank has personal loans at 5.25% compounded monthly, whereas the credit union at his company is offering personal loans at 5.5% compounded annually. Which should Enrique accept?

A Type II error is committed when we:

A) reject a true null hypothesis
B) reject a false null hypothesis
C) don't reject a true null hypothesis
D) don't reject a false null hypothesis
E) do none of these

Evaluate to six-figure accuracy: (1.0085)⁵ (1.0085)³