Making Predictions

A spinner with the numbers 1-5 was spun 20 times. Based on the table, predict the number of times the spinner will land on the number 5 if the spinner is spun 60 times.

• A. 6 times

• B. 4 times

• C. 2 times

• D. 8 times

Theoretically, the probability of landing on an even number if the spinner is spun 40 times is ____.

• 1/2

• 1/3

• 1/4

• 1/5

Tayo flipped four coins during a probability experiment. Based on the information in the table, in how many of the next 90 trials will the outcome be two heads and two tails?

• 15

• 27

• 75

• 18

A study of a population of 1,400 chickens revealed that 12 out of every 160 chickens in the population successfully crossed the road. Based on the results of this study, how many chickens in the population did NOT cross the road?

• A. 105

• B. 1405

• C. 1295

• D. 1505

Tags

CCSS.7.RP.A.3

A bag contains: 5 red marbles, 6 blue marbles, 3 green marbles, 4 black marbles, and 2 yellow marbles. A marble will be drawn from the bag and replaced 100 times. What is a reasonable prediction for the number of times a green or black marble will be drawn?

Mathematical Equivalence

ON

Theoretically, what is the probability of landing on a number greater than 6 if the spinner is spun 200 times?

• 1/6

• 1/8

• 1/4

• 1/2

The spinner is spun 64 times. What is a reasonable prediction for the number of times the spinner will land on an odd number?

• 10

• 24

• 40

• 320