Question

A random number generator is used to create a list of 150 single-digit numbers. Of those 150 numbers, 72 are odd and 78 are even. The number 9 was generated 15 times.

To the nearest whole percent, what is the experimental probability of an odd number other than 9 being generated?

38%
48%
52%
79%

Answer 1

Odd numbers other than 9: 72 total odd − 15 nines = 57.

Probability = 57 / 150 = 0.38 = 38%.

Answer: 38%.