Statistics Review

Compare the dot plots. Which vehicle has a more consistent gas mileage?

• SUVs

• Cars

Tags

CCSS.6.SP.A.1

CCSS.6.SP.A.2

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CCSS.6.SP.B.4

CCSS.6.SP.B.5

What is the third quartile of the data?

25, 25, 25, 29, 31, 33, 37, 38, 40, 42, 46

• 37
• 38
• 40
• 46

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CCSS.6.SP.A.2

CCSS.6.SP.A.3

CCSS.6.SP.B.5

What percentage of the data is between 40 and 90?

• 25 %
• 50%
• 75%
• 100%

Tags

CCSS.6.SP.A.1

CCSS.6.SP.A.2

CCSS.6.SP.B.4

CCSS.6.SP.B.5

Mario compares random download times of movies from three different services. Using the table, find the mean of WhoKnew.

• 4.5

• 4.7

• 4.8

• 5.0

Tags

CCSS.6.NS.B.2

CCSS.6.NS.B.3

CCSS.6.SP.A.2

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CCSS.6.SP.B.5

Carrie is comparing the growth of plants under natural and artificial light sources. Use the measures of center from the box plots to make an inference about the data.

• Group Q has a greater growth of plants under natural and artificial light sources.

• The sets have the same variability related to the growth of plants under natural and artificial light sources.

Tags

CCSS.6.SP.A.1

CCSS.6.SP.A.2

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CCSS.6.SP.B.4

CCSS.6.SP.B.5

The drama teacher wants to determine where the drama club should go to celebrate their final performance. Which of the following is NOT a representative sample?

• Every 4th student selected from an alphabetical roster of the club

• Students whose names are randomly selected from a hat

• Students who appear in the first act

Tags

CCSS.HSS.IC.A.1

CCSS.HSS.IC.B.3

Fifty percent of the test scores in 2nd Period were below what score?

• 82

• 75

• 85

• 93

Tags

CCSS.6.SP.A.1

CCSS.6.SP.A.2

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CCSS.6.SP.B.4

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At a football game, a researcher

randomly asks 100 people to name

their favorite sport. Is this a biased

sample?

• Yes, because he did not ask enough people.

• No, because he asked enough people.

• No, because he chose a random sample.

• Yes, because the subjects he surveyed were at a football game.

Tags

CCSS.6.SP.A.1

Roger has the following data:

12, 10, 3, 5, 6

Susan has the following data:

5, 9, 4, 5, 6

Who has the data with the highest median and what is it?

• Roger - 6

• Susan - 7

• Roger - 8

• Susan - 5.5

Tags

CCSS.7.EE.B.3

Richard wants to know about recycling habits of students at LMK. He surveys a random sample of 7th grade girls and boys. Which of the following is a population?

• 7th grade girls at LMK

• 7th grade boys at LMK

• Teachers at LMK

• All students at LMK

Tags

CCSS.7.SP.A.1

CCSS.7.SP.A.2