Measures of Center/Variability
Random
Simple Probability
Quartiles and IQR
Measures of Center
100

Find the mode for the set of data: 5, 4, 3, 6, 3, 7, 2, 8, 4, 6, 3, 7, 8

3

100

What is the probability of flipping tails at the super bowl?

What is 1/2?

100

Given a standard die, what is the probability of rolling an even number written as a percentage?

50%

100

What is another name for Quartile 2?

What is the "median"?

100

Find the mode:

3, 4, 8, 2, 1, 9

What is no mode?

200

Find the range for the set of data: 4, 7, 9, 2, 6, 3, 11, 4, 6, 3, 8, 7

9

200

What is the probability of rolling a number less than 3 on a dice in SIMPLEST FORM?

1/3

200

In regular dice, what is the change of rolling a 1? As a fraction.

1/6

200

Find the RANGE:

50  70  60  55  45  50

What is 25?

200

Find the mean of:

10  9  8  10  15

What is 10.4?

300

Find the median for the set of data: 4, 8, 7, 3, 2, 9, 8, 5, 3, 8

6

300

What is the probability of rolling an even number on a die in SIMPLEST FORM?

What is 1/2?

300

Based on the spinner shown, what is the probability of spinning an even number? Write your answer as a fraction.

2/9


300

Find Q1 and Q3:

5  6  7  8  9

What are Q1: 6 and Q3: 8?

300

Find the median of:

110  127  118  124  123  110

What is 120.5?

400

Find the mean for the set of data: 5, 8, 3, 5, 7, 2, 9, 8

5.875

400

Based on the histogram, which height range had the greatest frequency? 

75-80 feet

400

Based on the spinner shown, what is the probability of landing on green? Write your answer as a percentage.

3/9 or 1/3

400

Find the Median:

100 129  130  140  145  150

What is 135?

400

Find the measures of center (mean, median, mode) of:

400  400  500  600  300  400  800  900

What are mean: 537.5, median: 450, and mode: 400?

500

Find the mean for the set of data: 10, 12, 15, 21, 19, 20, 20, 18, 17, 21

17.3

500

You have a jar of 4 green, 2 red, and 8 purple marbles. What is the probability of drawing a purple marble in simplest form?

What is 4/7?

500

What is the probability of drawing the yellow marble? Write your answer as a fraction and percentage.

1/10

500

Find the IQR (Interquartile range) for this data set:

12, 18, 19, 19, 20, 22, 24

IQR = 4

500

Find the median and mode(s) of this data set:

65, 71, 71, 76, 84, 84,  85

Median = 76

Mode = 71 & 84

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