Predictions in Probability Quiz

What type of data involves numbers?

• Predictive

• Quantitative

• Analytical

• Qualitative

What is the first step in making a prediction using proportions?

• Cross multiplying

• Creating a label

• Isolating the variable

• Dividing by the total number

Tags

CCSS.7.RP.A.2C

What does a prediction in probability rely on?

• Qualitative data only

• Neither quantitative nor qualitative data

• Quantitative data only

• Both quantitative and qualitative data

What is the ratio used to predict the number of students bringing lunch?

• 4 out of 6

• 5 out of 3

• 3 out of 5

• 2 out of 4

Tags

CCSS.6.RP.A.3B

How many times is 'E' expected to land out of 300 spins?

• 120

• 90

• 60

• 30

Tags

CCSS.7.SP.C.6

What is the probability of spinning 'E' on the spinner?

• 1/5

• 1/3

• 1/4

• 1/6

Tags

CCSS.7.SP.C.7B

If 440 buttons are in a bag, how many are predicted to be red?

• 220

• 88

• 176

• 264

Tags

CCSS.7.SP.C.6

What ratio represents the probability of finding a red button in the bag?

• 4/5

• 3/5

• 2/5

• 1/5

Tags

CCSS.7.SP.C.7B

How many people were surveyed if 75 preferred chicken, given the probability of choosing chicken is 1/4?

• 400

• 300

• 200

• 500

Tags

CCSS.HSS.MD.B.6

CCSS.HSS.MD.B.7

What is the purpose of cross multiplying in prediction problems?

• To isolate the variable

• To find the total number of trials

• To reduce the fraction

• To create a proportion

Tags

CCSS.7.SP.A.2