Measures of Center

Zach was looking at his test data in Pinnacle. He noticed that his test scores in math were the following: 64, 80, 75, 80, 98, and 65.

What is the range of the data?

Zach was looking at his test data in Pinnacle. He noticed that his test scores in math were the following: 64, 80, 75, 80, 98, and 65.

Does there appear to be an outlier?

Zach was looking at his test data in Pinnacle. He noticed that his test scores in math were the following: 64, 80, 75, 80, 98, and 65.

What effect will the outlier have?

• No change

• Increase the mean

• Decrease the mean

• Upset Zach and get him grounded

What is the interquartile range?

• 3

• 6

• 4

• 5

Find the Missing Value that would make the mean of the data set 25

• 22
• 23
• 24
• 26

Each student's score on the final exam in Ms. Mastrianni's class is listed below.

58, 72, 74, 92, 84, 40, 74, 81, 76, 83

What was the mean on Ms. Mastrianni's final exam?

• 73.4

• 75

• 84

• No mean

Each student's score on the final exam in Mrs. Doner's class is listed below.

58, 72, 74, 92, 84, 40, 74, 81, 76, 83

What was the maximum score earned on Mrs. Doner's final exam?

• 92

• 100

• 76

• 40

The Table above shows the points scored by the JV basketball team in their first seven games. Calculate the mean, median, mode and range. Which statistical measure makes the team sound the best?

• Mean
• Median
• Mode
• Range

Use the table to find the mean

• 105
• 111
• 118
• 130

Which is the correct data set for the dot plot?

• 1, 2, 3, 4, 5, 6, 7, 8, 9, 
• 1, 2, 2, 3, 3, 3, 4, 4, 4, 4, 5, 5, 5, 7, 9
• 1, 2, 3, 4, 5, 7, 9