Suppose that a poll taken 10 years ago found that 67% of parents spank their children. Suppose a recent poll of 350 adults with children finds that 208 indicated that they spank their children. Complete parts(a) and(b) below.

(a) Assumingparents' attitude toward spanking has not changed since the originalpoll, how many of the 350 parents surveyed would be expected to spank theirchildren?

The expected amount of parents surveyed that would spank their children is

nothing

.

(Round to the nearest whole number asneeded.)

(b) Do the results of the survey suggest thatparents' attitude toward spanking may have changed since the originalpoll? Why

A.

No, 208 is within one standard deviation of the expected amount of adults that spank their children.

B.

No, 208 is inside the"usual" observation interval of this survey.

C.

Yes, 208 is less than the expected amount of adults that spank their children.

D.

Yes, 208 is outside the"usual" observation interval of this survey.