Shapes of Data

Students' grades on a geometry quiz are shown in the histogram below. What does the shape of the distribution indicate about the students' grades?

• All the students' scores were clustered closely together, showing that the students in the class did similarly well on the test.

• Most of the students earned passing grades above a score of 70 - 74 because the data is clustered above this interval.

• The scores are clustered around two different points, one high and one low, because students tended to either do very well or very poorly.

• The scores are clustered around nine different points, one high and one low, because

  students tended to either do very well or very poorly.

The dot plots shows the number of touchdowns a football team scored in 10 games last season. Which statement best describes the data shown in the dot plots?

• The peak of the data is at 5.

• The data are clustered from 0-2.

• The data distribution has no gaps.

• The data distribution is symmetrical.

Tags

CCSS.6.SP.B.5C

CCSS.HSS.ID.A.3

The number of soccer goals that Manchester United scored in the first ten games of the current season are shown in the dot plot below. What is the mode of the data?

• The mode number of goals scored is both 1 and 2, and the median is 1.6.

• The mode number of goals scored 1.5, and the median is 1.6.

• The mode number of goals scored is both 1 and 2, and the median is 1.5.

• The mode number of goals scored is 1.5, and the median is 2.

Tags

CCSS.6.SP.B.5D

CCSS.HSS.ID.A.2

James Harden is a shooting guard for the Houston Rockets. During the month of February, the number of rebounds recorded for him is represented in the box plot below. Which of the following accurately compares the range and interquartile range of the data set?

• The range is two times the interquartile range.

• The interquartile range is less than one-third the range.

• The interquartile range is one-third the range.

• The range is four more than the interquartile range.

Tags

CCSS.7.SP.B.3

According to the stem-and-leaf plot below, what is the median salary at Company X?

• $51,000

• $48,000

• $49,000

• $30,000