Fill in the order form to get the price

The table of information was recently collected at De Kuilen High School. Use this information to answer the

questions that follow.

Class Males Females Total

9

th grade 91 101 192

10th grade 95 105 200

11th grade 103 98 201

12th grade 97 101 198

Total 386 405 791

Question 4

What is the probability that a randomly selected student from the school is a 9th grader given that it’s a

male student (rounded off to three decimals)?

Question 5

What is the probability that a randomly selected student from the school is 12th grade or a female (rounded

off to three decimals)?