Module $6$:

Score: $\frac{1\mathrm{.}5}{7},\frac{3}{7}$ answered

Progress saved Done

$\sqrt[\phantom{2}]{0}$

Question $4$

$\frac{0}{1}$

$10$

$99$

Details

CNNBC recently reported that the mean annual cost of auto insurance is $958$ dollars. Assume the standard deviation is $293$ dollars. You take a simple random sample of $63$ auto insurance policies.

Find the probability that a single randomly selected value is less than $982$ dollars.

Find the probability that a sample of size $n=63$ is randomly selected with a mean less than $982$ dollars.

Enter your answers as numbers accurate to $4$ decimal places.