Predicting Probability

In a random survey of 50 students at Great Middle School, 32 said chocolate was their favorite flavor of yogurt. The school has 450 students. How many of them are likely to select chocolate as their favorite flavor? 

• 144
• 162
• 225
• 288

Tags

CCSS.7.RP.A.2C

A bag contains:-5 red marbles-6 blue marbles-3 green marbles-4 black marbles-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?

• 14
• 65
• 7
• 35

Tags

CCSS.7.SP.C.6

Jillian rolled a number cube 360 times. About how many times do you expect her to roll a 2?

• 20 
• 180
• 60 
• 120

Tags

CCSS.7.SP.C.6

CCSS.7.SP.C.5

CCSS.7.SP.C.7

The probability a spinner lands on yellow is  $\frac{1}{4}$  . 
If Kennard spins the spinner 12 times, how many times would you expect it to land on yellow?

Make an equivalent fraction to solve.

• 1

• 3

• 5

• 8

Tags

CCSS.7.SP.C.6

Mr. Smith randomly chose 40 students from grade 7. Of these students, 9 were wearing watches. Based on this information, what is the most reasonable prediction of the number of students wearing watches in a group of 120 students from grade 7?

• 27

• 9

• 18

• 80