Probability and Stat Midterm Recap

A bag has 3 red marbles, 2 blue and 4 green and 1 yellow. What is the theoretical probability of pulling a red?

• 3/10

• 3/9

• 1/9

• 1/3

Tags

CCSS.7.SP.C.7B

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

P(green) =

• 5/19

• 1/5

• 5/14

Tags

CCSS.7.SP.C.7B

• 1/4
• 1/8
• 1/2
• 1/6

A fruit basket contains
9 apples, 3 bananas, 7 oranges, 5 pears, and 1 grapefruit. Kyle randomly chooses a fruit, does not replace it, then chooses another. What is the probably that he chose two pears? 

• 9/49
• 4/125
• 1/10
• 1/30

How many outcomes when choosing a vowel (a, e, i, o, u) and then a number (2 or 6)?

• 7
• 5
• 10
• 12

The number of miles that Jenna cycled each week for a 7-week period is shown: 
36, 42, 28, 52, 48, 36, 31 
What is the median number of miles Jenna cycled?

• 24
• 36
• 39
• 52

Tags

CCSS.6.SP.B.5C

The number of pages that Carolyn wrote in her journal each day from Monday to Friday is shown below: 
9, 8, 12, 6, 10
What is the mean number of pages she wrote per day?

• 5
• 6
• 9
• 11

Tags

CCSS.7.EE.B.3

What is the interquartile range?

• 3

• 6

• 4

• 5

Tags

CCSS.6.SP.B.5C

Group A and Group B were randomly sampled from the same population. Which statements below are true? Select all that apply.

• Group A has a greater median than Group B

• Group A has a greater range than Group B

• Group A has greater variability than Group B

• Group B has a greater median than Group A

• You cannot tell which group has the greater median based on the picture.

Tags

CCSS.7.SP.B.4

What is the RANGE of this data

• 40
• 95
• 90
• 100

Tags

CCSS.6.SP.B.4

CCSS.HSS.ID.A.1