One-Variable Statistics

Which restaurant has a greater IQR?

• Lucy's Steakhouse

• Gary's Grill

• They are the same

Which club has the smaller spread, less variation?

• Cruisers

• Car Hops

• Skewed Left
• Skewed Right
• Uniform
• Symmetric

How many of the students had an ACT composite score of exactly 25?

• Cannot be determined

• 6

• 7

• 9

Identify the outlier for the given data, using the formula.

23, 34, 27, 7, 30, 26, 28, 31, 34

• 7

• 23

• 31

• 34

What is the difference between the highest score and the lowest score on the test?

• 15

• 100

• 6

• 10

What do points B and D represent on the box plot?

• Mean and Mode

• Mean and Median

• Least and Greatest Value

• First and Third Quartiles

Find the Lower Quartile of the following numbers:
84, 88, 72, 74, 98, 16, 94 

• 72

• 88

• 94

• There is no Lower Quartile.

Find the Upper Quartile of the following numbers:
84, 88, 72, 74, 98, 16, 94 

• 72

• 88

• 94

• There is no Upper Quartile.

How many students received a score of 94%? 

• 94

• 4

• 1

• 2