d. If you selected a sample in a particular geographic area and found that none of the 9 respondents are smartphone-dependent, what conclusions might you reach about whether the percentage of smartphone-dependent young adults in this area was 17%?

A.Since the probability of a sample in which none of the 9 respondents are smartphone-dependent is ...., there is reason to question the given percentage because this probability indicates that such a sample is not reasonable.

("Type an" integer or decimal rounded to four decimal places as needed.)