What is the probability that a randomly selected student will study more than three hours and earn a 71 to 90?

What Is The Probability That A Randomly Selected Student Will Study More Than Three Hours And Earn A 71 To 90 class=

Answer :

Answer: 0.375

Explanation

The probability can be given by:

[tex]P=\frac{\text{ desired event}}{\text{ total outcome}}[/tex]

In our case, we could say that the desired event is:

[tex]P=\frac{18}{48}=\frac{3}{8}=0.375[/tex]