Question

Aaron rolls a standard six-sided die 100 times, and a five was rolled a total of seven times. Which conclusion is true?

A) There is not enough information given to use a z-test to evaluate the fairness of the die.
B) The die is definitely fair because the experimental probability of rolling a five is equal to the theoretical
probability of rolling a five.
C) A one-proportion z-test suggests that the die is unfair.
D) A one-proportion z-test suggests that the die is fair.

Answer 1

The answer would be b because it shows that out of all of his possible chances he rolls a 5 10 times