Probability and Statistics Review

A survey showed that 28% of adults do not own a cell phone. Out of 1,550 adults, predict how many would say that they do not own a cell phone.

• 4340

• 434

• 55

• 1522

Tags

CCSS.7.EE.B.3

CCSS.7.RP.A.2

CCSS.7.RP.A.3

What is the probability that a person chooses basketball as their favorite sport?

• 20

• 20/50

• 2/5

• 20%

Tags

CCSS.7.RP.A.2

CCSS.7.SP.A.1

CCSS.7.SP.A.2

CCSS.7.SP.C.5

CCSS.7.SP.C.6

CCSS.7.SP.C.7

If we were to survey 250 people, how many would you predict would name basketball?

• 100

• 12.5

• 50

• 150

Tags

CCSS.7.SP.A.2

The probability of spinning blue on Victor's spinner is 1. Which word best describes the chance of spinning blue on Victor's spinner?

• impossible

• unlikely

• likely

• certain

Tags

CCSS.7.SP.C.5

What is the probability of spinning a 5?

• 5/8

• 1

• 5

• 1/8

Tags

CCSS.7.SP.C.5

P(even number)

• 1

• 1/2

• 4

• 4/8

Tags

CCSS.7.SP.C.5

CCSS.7.SP.C.7

The weather reporter says that there is a 14% chance of rain tomorrow. What is the probability that it will not rain?

• 14%

• 50%

• 64%

• 86%

Tags

CCSS.7.SP.C.5

A storeowner made a list of the number of videos sold last month. The store sold 167 comedies, 285 action movies and 56 romantic movies. Based on the data which number is closest to the probability that the next customer will buy an action movie?

• 0.11

• 0.33

• 0.56

• 0.89

Tags

CCSS.7.SP.C.6

If this spinner is spun 1,000 times, how many times would you expect it stop in the number 1 or the number 8?

• 111

• 200

• 250

• 500

Tags

CCSS.7.SP.C.6

Bob flips a coin. He also spins the spinner. What is the probability that Bob flips a tails and spins a 2?

• 1/2

• 1/8

• 1/16

• 1/3

Tags

CCSS.7.SP.C.5

CCSS.7.SP.C.7

CCSS.7.SP.C.8