7th Grade Probability Benchmark

There are 2 squares, 2 triangles, 2 hexagons, and 2 circles in a teacher’s bag of shapes. If a student randomly selects 1 shape from the bag, what is the probability that the student selects a circle?

• 0.75

• 0.5

• 0.25

• 0.2

Tags

CCSS.7.SP.C.7B

Consider the information about the number of customers that select various frame colors at a frame store one day.

• 15 customers select white frames.

• 30 customers select black frames.

• 45 customers select gold frames.

If there are a total of 2, 200 customers that order from the frame store one month, what is the

best approximation for how many customers that month select a black frame?

• 367 customers

• 733 customers

• 1,100 customers

• 1,467 customers

Consider the information about the number of customers that select various frame colors at a frame store one day.

• 15 customers select white frames.

• 30 customers select black frames.

• 45 customers select gold frames.

Based on the data, what is the approximate probability that the next customer that selects a

frame from the store selects a gold frame?

Tags

CCSS.7.SP.C.7B

A costume closet contains 8 dresses, 3 shirts, 5 pairs of pants, and 4 hats. What is the probability of randomly selecting a hat from the costume closet?

Tags

CCSS.7.SP.C.7B

It is likely for a student to trip while running the hurdles for the first time. Which could be the probability of a student tripping when running the hurdles for the first time?

• 0.9

• 0.4

• 0.3

• 0.1

Tags

CCSS.7.SP.C.5

Which statement is true?

• A probability of −2 indicates an event will definitely happen.

• A probability of 1 indicates an event will definitely not happen.

Tags

CCSS.7.SP.C.5

A customer must choose a color of wrapping paper and gift box type for gift wrapping at a

store. The table shows the customer’s options.

Which list shows the complete sample space of choosing a wrapping paper color and gift box

for the gift?

• GR, GS, GP, GY

• PG, PR, PS, PY

• RG, RP, RS, SG, SP, YG, YP, YR, YS

• RG, RP, SG, SP, YG, YP

Tags

CCSS.7.SP.C.8B

Consider the spinner divided into 8 equal sections.

A student spins the spinner 2 times. What is the probability the student spins an even number both times?