Unit 1 Review

Choose the type of distribution represented by the histogram?

• Right Skewed

• Left Skewed

• Symmetrical

Which of the following BEST describes the distribution shown?

• Right Skewed

• Left Skewed

• Symmetrical

Which of the following is a graph that summarizes data along a number line using median and quartiles to represent the data spread?

• Dot Plot

• Histogram

• Pie Chart

• Box and Whisker Plot

What is the range of the data represented by the box plot?

• 7

• 10

• 18

• 20

Refer to the box plot and determine which of the following statements is FALSE?

• The median is 15.

• The distribution is skewed right.

• The IQR is 7.

• The distribution is skewed left.

• 2

• 3

• 10

• 90

What is the missing value?

For which class is the distribution symmetrical?

• Class A

• Class B

• Neither class

• Both classes

What percentage of students scored less than 85 points?

What percentage of the total number of students surveyed have a dog and a cat?