HGE 1110 ▬ STATISTICS AND PROBABILITY ▬ Q3 - PETA2

X asked his students to choose a color from the rainbow spectrum. The results are tabulated below.

What is the sample space (S)?

• S = (10 red, 15 orange, 25 green, 25 blue, 10 indigo, 5 violet)

• S = (10 red, 15 orange, 25 green, 25 blue, 5 indigo, 5 violet)

• S = (10 red, 15 orange, 25 green, 20 blue, 10 indigo, 5 violet)

• S = (10 red, 15 orange, 25 green, 25 blue, 10 indigo, 6 violet)

X asked his students to choose a color from the rainbow spectrum. The results are tabulated below.

What is the total number of students?

• 105

• 100

• 110

• 115

X asked his students to choose a color from the rainbow spectrum. The results are tabulated below.

What is the probability that a student will choose red?

• 3/11

• 4/11

• 1/11

• 2/11

X asked his students to choose a color from the rainbow spectrum. The results are tabulated below.

What is the probability that a student will choose yellow?

• 4/11

• 2/11

• 1/11

• 3/11

X asked his students to choose a color from the rainbow spectrum. The results are tabulated below.

What is the probability that a student will choose violet?

• 1/36

• 1/11

• 1/22

• 1/50

The sample space of tossing a fair die is S = {1,2,3,4,5,6}.

Find the probability of getting an odd number.

• 1/3

• 1/4

• 1/6

• 1/2

The sample space of tossing a fair die is S = {1,2,3,4,5,6}.

Find the probability of getting a number greater than or equal to 5.

• 1/6

• 1/2

• 1/3

• 1/4

The sample space of tossing a fair die is S = {1,2,3,4,5,6}.

Find the probability of getting a number less than 4.

• 1/3

• 1/4

• 1/5

• 1/2

A coin is tossed thrice. Find the probability of getting exactly 3 heads.

• 1/8

• 1/4

• 2/5

• 3/8

A coin is tossed thrice. Find the probability of getting at least 1 tail.

• 3/8

• 5/8

• 1/8

• 7/8