A new chocolate bar is taste-tested on consumers. Of interest is whether the proportion of children who like the new chocolate bar is greater than the proportion of adults who like it.

indicate which of the following choices best identifies the hypothesis test.

a. independent group means, population standard deviations and/or variances known

b. independent group means, population standard deviations and/or variances unknown

c. matched or paired samples

d. single mean

e. two proportions

f. single proportion