Stats Quizizz

How do you find the median of a data set that has two middle numbers?

• You pick the higher middle number

• You pick the lower middle number

• Add the two middle numbers and divide it by 2

• Subtract the two middle numbers and divide by 2

The mean of this data set is 17.8. What would happen to the mean if 40 was added to the data set?

• The mean would not change

• The mean would go up

• The mean would go down

What is the first step when creating a box and whisker plot?

• Find the median

• Find the lowest and highest values

• Order the data set

• Find the median of the top and bottom halves

Which class has the higher median?

• 1st period

• 2nd period

• They have the same median

Which class did better on the test?

• 1st period

• 2nd period

• They both performed the same

How many students scored between a 86 and a 90?

• 1

• 3

• 6

• 10

How many people watched between 6 and 10 hours of TV last week?

• 35

• 22

• 31

• 15

How many cities have temperatures between 70 degrees and 99 degrees?

• 44

• 26

• 34

• 62

What is the range of the set of data?

• 70

• 80

• 65

• 55

What color car is the least popular at this car dealership?

• White

• Green

• Red

• Blue