2nd Year Probability Revision

The Bargain Car Dealership has these cars in stock. If a car is selected at random, find the probability that it is Foreign and mid-sized.

• 20/300

• 45/300

• 155/300

• 40/300

The chart below represents the number of marbles in a jar.

P(green) =

• 5/19

• 10/28

• 10/38

• 17/38

An car dealer decides to select a month for its annual sale. Find the probability that it will be September or October.

• 1/12

• 1/6

• 2/6

• 5/6

If I spin 35 times, how many times should the color yellow show up?

• 1
• 5
• 7
• 10

Tags

CCSS.7.SP.C.5

CCSS.7.SP.C.6

CCSS.7.SP.C.7

What is the probability of spinning an even number? 

• 16 2/3%
• 33 1/3%
• 50%
• 75%

Tags

CCSS.7.SP.C.5

CCSS.7.SP.C.7

What is the relative frequency of getting HT?

• 3/10
• 1/10
• 2/5
• 1/2

Tags

CCSS.7.SP.A.2

CCSS.7.SP.C.5

CCSS.7.SP.C.6

What is the relative frequency of rolling a 3?

• 1/10
• 1/20
• 3/20
• 1/6

Tags

CCSS.7.SP.C.5

CCSS.7.SP.C.6

CCSS.7.SP.C.7

A manufacturer inspects 50 computer monitors and finds that 45 have no defects.  If the manufacturer sells 20,000 computer monitors, predict the number that have no defects.

• 1000
• 2000
• 9000
• 18,000

Tags

CCSS.7.RP.A.2

CCSS.7.RP.A.3

CCSS.7.SP.A.1

CCSS.7.SP.A.2

Based on the chart, what is the experimental probability of pulling a green marble?

• 1/8
• 8/25
• 8/100
• 7/8

Tags

CCSS.7.SP.C.5

CCSS.7.SP.C.6

CCSS.7.SP.C.7

What is the probability that you choose blue? *simplify

5 green

6 yellow

8 blue

7 brown

• 8/26

• 4/13

• 8/25

• 1/3

Tags

CCSS.7.SP.C.5

CCSS.7.SP.C.7