Review for Quiz

Which interval shows the greatest number of pets?

• 15-19
• 0-4
• 5-9
• 10-14

21. How many students are represented by the histogram?  

• Cannot be determined
• 9
• 31
• 35

How many students scored between a 86 and a 90?

• 1
• 3
• 6
• 10

How many students are between 48 and 51 inches tall?

• 14
• 8
• 2
• 0

What is the interquartile range (IQR)?

• 4
• 64
• 60
• 8

Which box and whisker plot has the highest median?

• Top plot
• Bottom plot

For the data set shown, what is the median?

{10, 12, 14, 14, 16, 18, 20, 20}

• 14

• 15

• 15.5

• 16

What percent of students read between 280 and 340 words per minute (wpm)?

• 0%

• 25%

• 50%

• 75%

• 100%

What percent of the data is below 80?

• 0%

• 25%

• 50%

• 75%

• 100%

• Positive, strong
• Positive, weak
• Zero
• Negative, strong