Data Analysis

What do you do if there are two numbers in "the middle" when you are finding the median?

• Pick your favorite number

• Add the two numbers in the middle & then divide by two.

• They are both the median

• None of the above

Measures of central tendency which is greatly affected by extremely low or high scores.

• Mean

• Median

• Mode

• Frequency

Alden wanted to impress his parents by showing the rapid increase in his score on 5 tests. Which graph should he use to impress them?

• Graph 1

• Graph 2

• Neither

• Both

Tags

CCSS.8.EE.B.5

Between which two years did the bear population remain constant or the same?

• 2004 and 2005

• 2001 and 2002

• 2005 and 2006

• 2000 and 2001

Tags

CCSS.HSF.IF.B.4

What is the mean of the following data set: 10, 20, 30, 40, 50?

• 25

• 30

• 35

• 40

Which of the following is not a way to display data?

• Bar graph

• Pie chart

• Line plot

• Equation

Which of the following graphs is best for showing the number of students in different classes?

• Line graph

• Bar graph

• Pie chart

• Scatter plot

Which has the higher median?

• Thanksgiving

• New Years Eve

What is the interquartile range of plot A?

• 6

• 8

• 15

• 28

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

• 25%

• `50%

• 75%

• 100%