Statistics

Statistical Question

100

In which months are the birthdays of everyone in your class?

Is this a Statistical or Non-Statistical question? Explain.

Statistical

200

How tall are the students in Grade 6?

Is this a Statistical or Non-Statistical question? Explain.

Statistical

300

How many fish are in the pond?

Is this a Statistical or Non-Statistical question? Explain.

Not statistical

400

How are statistical questions different from other questions?

A statistical question has a variety of different answers. Other questions may only have one answer.

500

Come up with your own Statistical question. 

Answers may vary. 

Mean

100

95, 87, 84, 81, 83

86

200

12, 12, 15, 10, 14, 15, 13

13

300

7, 10, 16, 9, 12, 21, 14, 8, 13, 15

12.5

400

11.3, 11.5, 11.4, 10.9, 11.4, 10.9, 11.7

11.3

500

42.5, 44.6, 38.9, 40.5, 52.3, 51.5

45.05

Median, Mode, Range

100

12, 12, 15, 10, 14, 15, 13

Median - 13 Mode - 12 Range - 5

200

95, 87, 84, 81, 83, 81, 90

Median - 84 Mode - 81 Range - 14

300

7, 10, 16, 9, 12, 21, 14, 8, 13, 15

Median - 12.5 No Mode Range = 14

400

11.3, 11.5, 11.4, 10.9, 11.4, 10.9, 11.7, 10.8

Median - 11.35 Mode - 10.5 and 11.4 Range - 0.9

500

42.5, 44.6, 38.9, 40.5, 52.3, 51.5

Median - 21.75 Mode - none Range - 13.4

MAD

100

Find the MAD 75, 81, 90, 82

4

200

2, 3, 6, 2, 2, 1, 5

1.43

300

10,4,6,8,7,5,5,8,10

1.7

400

5, 10, 7, 9, 8, 12, 11, 6, 4

2.22

500

4,19,16,28,7,22,25,13,10

6.67

IQR

100

75, 81, 82 , 90, 56 , 65 , 34 

26

200

2, 3, 6, 2, 2, 1, 5

3

300

10,4,6,8,7,5,5,8,10

4

400

5, 10, 7, 9, 8, 12, 11, 6, 4

5

500

4,19,16,28,7,22,25,13,10,30,22,12

12.5