154_S&P_Sneha

A coin is flipped 50 times, and heads appear 30 times. Let the random variable X represent the outcome of flipping heads. What is the experimental probability distribution for X?

• P(X = heads) = 0.5, P(X = tails) = 0.5

• P(X = heads) = 0.3, P(X = tails) = 0.7

• P(X = heads) = 0.6, P(X = tails) = 0.4

• P(X = heads) = 0.7, P(X = tails) = 0.3

A spinner with 4 equal sections (red, blue, green, yellow) is spun 20 times. It lands on red 6 times, blue 5 times, green 4 times, and yellow 5 times. What is the experimental probability distribution for the spinner?

• P(red) = 0.4, P(blue) = 0.3, P(green) = 0.2, P(yellow) = 0.1

• P(red) = 0.3, P(blue) = 0.25, P(green) = 0.2, P(yellow) = 0.25

• P(red) = 0.5, P(blue) = 0.25, P(green) = 0.15, P(yellow) = 0.1

• P(red) = 0.6, P(blue) = 0.15, P(green) = 0.1, P(yellow) = 0.15

A dice is rolled 30 times. The results show the following frequencies: 1 appears 5 times, 2 appears 7 times, 3 appears 4 times, 4 appears 6 times, 5 appears 3 times, and 6 appears 5 times. What is the experimental probability distribution for the outcomes?

• P(1) = 0.2, P(2) = 0.3, P(3) = 0.1, P(4) = 0.2, P(5) = 0.1, P(6) = 0.1

• P(1) = 0.15, P(2) = 0.25, P(3) = 0.1, P(4) = 0.2, P(5) = 0.1, P(6) = 0.2

• P(1) = 0.1, P(2) = 0.233, P(3) = 0.133, P(4) = 0.2, P(5) = 0.1, P(6) = 0.133

• P(1) = 0.167, P(2) = 0.233, P(3) = 0.133, P(4) = 0.2, P(5) = 0.1, P(6) = 0.167

A bag contains 5 red, 7 green, and 8 blue marbles. You draw and replace marbles 40 times. The results are: red is drawn 12 times, green 14 times, and blue 14 times. What is the experimental probability distribution for the marble colors?

• P(red) = 0.2, P(green) = 0.4, P(blue) = 0.4
• P(red) = 0.25, P(green) = 0.25, P(blue) = 0.5
• P(red) = 0.4, P(green) = 0.3, P(blue) = 0.3
• P(red) = 0.3, P(green) = 0.35, P(blue) = 0.35

A spinner with 5 equal sections (red, blue, green, yellow, orange) is spun 25 times. It lands on red 5 times, blue 6 times, green 4 times, yellow 7 times, and orange 3 times. What is the experimental probability distribution for the spinner?

• P(red) = 0.2, P(blue) = 0.24, P(green) = 0.16, P(yellow) = 0.28, P(orange) = 0.12

• P(red) = 0.18, P(blue) = 0.22, P(green) = 0.16, P(yellow) = 0.3, P(orange) = 0.14

• P(red) = 0.2, P(blue) = 0.3, P(green) = 0.2, P(yellow) = 0.24, P(orange) = 0.12

• P(red) = 0.2, P(blue) = 0.24, P(green) = 0.14, P(yellow) = 0.3, P(orange) = 0.12

A classroom survey shows the following preferences for snack items among 50 students: chips = 18, cookies = 15, fruits = 12, and nuts = 5. What is the experimental probability distribution for the snack preferences?

• P(chips) = 0.5, P(cookies) = 0.2, P(fruits) = 0.2, P(nuts) = 0.1
• P(chips) = 0.4, P(cookies) = 0.25, P(fruits) = 0.25, P(nuts) = 0.1
• P(chips) = 0.36, P(cookies) = 0.3, P(fruits) = 0.24, P(nuts) = 0.1

• P(chips) = 0.32, P(cookies) = 0.32, P(fruits) = 0.24, P(nuts) = 0.12

A dice is rolled 40 times, and the outcomes are as follows: 1 appears 7 times, 2 appears 10 times, 3 appears 5 times, 4 appears 8 times, 5 appears 6 times, and 6 appears 4 times. What is the experimental probability distribution for the dice rolls?

• P(1) = 0.175, P(2) = 0.25, P(3) = 0.125, P(4) = 0.2, P(5) = 0.15, P(6) = 0.1

• P(1) = 0.18, P(2) = 0.22, P(3) = 0.14, P(4) = 0.2, P(5) = 0.16, P(6) = 0.1
• P(1) = 0.15, P(2) = 0.2, P(3) = 0.15, P(4) = 0.25, P(5) = 0.1, P(6) = 0.15
• P(1) = 0.2, P(2) = 0.3, P(3) = 0.1, P(4) = 0.1, P(5) = 0.1, P(6) = 0.1

A spinner with 3 equal sections (red, green, blue) is spun 30 times. The results are as follows: red = 12 times, green = 8 times, blue = 10 times. What is the experimental probability distribution for the spinner?

• P(red) = 0.4, P(green) = 0.25, P(blue) = 0.35

• P(red) = 0.2, P(green) = 0.4, P(blue) = 0.4
• P(red) = 0.5, P(green) = 0.2, P(blue) = 0.3
• P(red) = 0.25, P(green) = 0.25, P(blue) = 0.5

A coin is flipped 100 times. The outcomes are: heads = 58 times, tails = 42 times. What is the experimental probability distribution?

• P(heads) = 0.6, P(tails) = 0.4
• P(heads) = 0.5, P(tails) = 0.5
• P(heads) = 0.58, P(tails) = 0.42

• P(heads) = 0.57, P(tails) = 0.43

A bag contains 4 red, 3 green, and 3 blue marbles. A marble is drawn and replaced 50 times. The outcomes are: red = 18 times, green = 16 times, blue = 16 times. What is the experimental probability distribution?

• P(red) = 0.36, P(green) = 0.32, P(blue) = 0.32

• P(red) = 0.20, P(green) = 0.60, P(blue) = 0.20
• P(red) = 0.25, P(green) = 0.50, P(blue) = 0.25
• P(red) = 0.30, P(green) = 0.40, P(blue) = 0.30