In class: 17 boys and 25 girls. 9 of the boys and 14 of the girls are freshmen. What is the probability you'll choose a girl or a freshman?

Question

Find out probability by computing the answer to a rounded 3 decimals places, and see if the event is overlapping, or non-overlapping.

Answer 1

The data:

 

Gender:   B    G

Freshman 9    14

Other       8    11

TOTAL     17   25

 

What is the probability you'll choose a girl or a freshman?

= (25 + 9) / 42 = 34/42 = 17/21 = 0.80952 = 0.810 rounded 3 DP.