2022 Stats Exam Review

A ________ is a type of graph that show the frequency distribution of data within equal intervals (thus, there are no spaces between the bars).

• Dot Plot

• Line Graph

• Histogram

• Box Plot

The _____ is a standardized way of displaying the distribution of data based on the minimum, first quartile, median, third quartile, and maximum of the data set.

• Dot Plot

• Histogram

• Box Plot

• Line Graph

• Five Number Summary

A _______ shows the number of values within an interval and not the actual values.

• Dot Plot

• Histogram

• Bar Graph

• Box Plot

How would you describe the shape of this distribution?

• Left skewed

• Uniform

• Right Skewed

• Symmetrical

Describe the histogram:

• Left Skewed
• Symmetrical
• Right Skewed
• Uniform

Is a histogram the same as a bar graph?

• Yes, because they both use intervals.
• No, because a histogram displays numerical data while a bar graph displays categorical data.
• Yes, because they both use bars to display data.
• No, because a histogram displays categorical data while a bar graph displays numerical data.

Which restaurant has a higher median wait time?

• Lucy's Steakhouse
• Gary's Grill
• They are the same

What is the shape of the data for Lucy's Steakhouse?

• Symmetrical
• Skewed Left
• Skewed Right

Which of the following lists all parts of the five number summary?

• Mean, Median, Mode, Range, and Total
• Minimum, Quartile 1, Median, Quartile 3, and Maximum 
• Smallest, Q1, Q2, Q3, and Q4
• Minimum, Maximum, Range, Mean, and Median

Which interval shows the greatest number of pets?

• 15-19
• 0-4
• 5-9
• 10-14