Question

please solve fast of 100 points

Answer 1

Total number of tests = 6

Question (a):

Total number of tests that are more than 70% = 3

P(more than 70%) 3/6 = 1/2

Answer: 1/2

Question (b):

Total number of tests that are less than 70% = 3

P(less than 70%) = 3/6 = 1/2

Answer: 1/2

Question (c):

Total number of tests that are at least 60% = 5

P(at least 60%) = 5/6

Answer: 5/6

Answer 2

hey mate here is ur ans