Math Statistics

Range is the difference between the 2 extreme scores in the distribution

• true

• false

• Maybe

• Sometimes

What graph uses equal widths of rectangles to present data?

• Bar Graph

• Line Graph

• Pictograph

• Pie Graph

Which class has a higher median?

• 1st Period

• 2nd Period

What is the upper quartile value?

• 20

• 30

• 65

• 70

• 95

What is the lower quartile value?

• 20

• 30

• 65

• 70

• 95

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 plot has a median of 50?

• Plot 1

• Plot 2

• Plot 3

• Plot 4

Which class has a higher IQR?

• 1st Period

• 2nd Period

Which of the following best describes the process of finding the range for a set of data?

• ADD the biggest and smallest numbers

• Place the number in order from least to greatest then find the middle.

• Find the difference between the Maximum and the Minimum.

• Find the average.

What percent of the data is between 25 and 30 on the number line?

• 25%

• `50%

• 75%

• 100%