Quiz about 10.3 - Dot Plots

Question 1

The dot plot below shows the number of song's in each of Shane's collection.

Which statement best describes the data shown?

Accepted Answer

The data is symmetrical.

Answer

The data has no gaps.

Answer

The data has a peak at 14.

Answer

The data is clustered at 7.

Question 2

The dot plot shows the number of packages mailed by the last 20 customers at the post office.

Which statement best describes the data shown?

Accepted Answer

The data has gaps.

Answer

The data is skewed left.

Answer

The data are clustered at 5.

Answer

The peak of the data is 10.

Question 3

The dot plot shows the number of packages mailed by the last 20 customers at the post office.

What is the mode of the data?

Accepted Answer

0 and 2

Answer

0

Answer

2

Answer

1

Question 4

The dot plot shows the number of touchdowns scored in the last 10 football games.

Which statement best describes the data shown?

Accepted Answer

The data are clustered from 0 to 2.

Answer

The data is symmetrical.

Answer

The peak of the data is 5.

Answer

The data has no gaps.

Question 5

The dot plot shows the lengths of the trailers sold at the store last month.

Which statement best describes the data shown?

Accepted Answer

The data has gaps.

Answer

The data is skewed right.

Answer

The data are clustered at 9.

Answer

The peak of the data is 17.

Question 6

The dot plot shows the lengths of the 12 trailers sold at the store last month.

Which is statements best describe the data?

Accepted Answer

Mean = $$10\frac{2}{3}$$

Mode = 6, 13

Answer

Mean = $$10\frac{2}{3}$$

Mode = 6

Answer

Mean = $$10.6$$

Mode = 6, 13

Answer

Mean = $$10.6$$

Mode = 7

Question 7

The dot plot shows the wing lengths in millimeters for ten birds.

Which statement is supported by the data in the dot plot?

Accepted Answer

More than half of the birds have wing lengths of less than 50 mm.

Answer

There are more birds that have a wing length of 54 mm than birds that have a wing length of 46 mm.

Answer

Fewer than half of the birds have wing lengths greater than 48 mm.

Answer

There are more birds that have a wing length of 52 mm than birds that have a wing length of 51 mm.

Question 8

The dot plot shows the results of a survey where people were asked the number of trips they had taken to a movie theater in the last year.

Which statement best describes the data represented in the dot plot?

Accepted Answer

There were 8 people who took 2 or fewer trips to a movie theater.

Answer

A total of 10 people responded to the survey.

Answer

All the people who responded to the survey took at least 1 trip to a movie theater.

Answer

Half the people who responded to the survey took 5 or more trips to a movie theater.

10.3 - Dot Plots

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