Statistical or Not
Mean, Median & Mode
Median
Range & Mode
Box and Whisker plots
100
Is this a statistical question? How many students are wearing Jordan's in this class?
No.
100

What is the mode? 1.06,9.3,59.59,6.01,25.17,1.06,6,1.06,0.7

1.06

100

What is the median 5 10 17 19 35 3 3 4 5 6 7 1 7

1 3 3 4 5 5 6 7 7 10 17 19 35

6

100

What is the range of the data?

2, 4,  6, 9, 10, 1, 2, 9

9

100
Find the lower extreme 5 10 15 20 25
5
200
Should a statistical question have a single answer?
Multiple Answers. Includes typical data
200
What is the median? 93, 47, 37, 49, 25, 12, 13, 57
(37 + 47)/2 = 42
200

what is the median 33 4 5 6 10 15 17 18 19 21 29

17 

200

What is the mode of the data?

15, 18, 19, 20, 21, 24, 14, 15, 16

15

200
What is the upper extreme 5 10 15 20 25
25
300
Is this a statistic question? What is the typical favorite sport of Redwood student?
Yes
300
What is the median? 103, 2, 23, 156.5, 105.5, 145
104.25
300

what is the second median? 29 34 39 43 73 91 198

43

300

What is the mode of the data?

24, 29, 21, 20, 23, 27, 28

no mode

300
What is the first quartile? 1 2 3 4 4 5 6
2
400
IS this a statistical question? Does the Watson Family watch TV?
no
400
Whats the mean? 1, 1, 2, 3, 4, 4, 5, 6, 7, 8
41/10 = 4.1
400

Whats the median? 35, 49, 53, 69, 69, 77, 84

69

400

What is the range of the data?

1.5, 9.5, 10, 18, 20, 4.5, 6.5

18.5

400
What is Quartile 2? 1 2 3 4 5 6
5
500
Is this statstical? What is the average weight of 11th grade students in America?
yes
500
What is the average grade for a student who's grades are: 13, 27.3, 69, 69, 23, 97.
49.7
500

Find the median. 30, 45, 46, 72, 78, 89, 99, 100, 100

78

500

What is the mode of the data?

100, 112, 117, 112, 111, 119, 120, 117, 121, 124

112 & 117

500
What is the IQR of the data-set 4, 5, 6, 7, 8, 9, 10
4
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