Question

A researcher has participants choose between three advertisements. She finds that 54 prefer Ad A, 86 prefer Ad B, and 60 prefer Ad C. The probability or proportion of participants preferring Ad B is ______.

Answer 1

43% (or 0.43)

Explanation:

The probability or proportion of participants preferring Ad B = number of participants preferring Ad B/ total number of participants

= 86 / (54 + 86 + 60)

= 0.43

= 43%