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IOP2601-26-S1

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Use the data sets below to answer the question that follows.

X: 33 26 31 19            ;            Y: 22 20 15 10

What is the ƩX?
100%
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0%
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Through ______ we are able to answer questions within the field of IOP or work environment.
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Which scale of measurement uses numbers as labels that distinguish categories?
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Use the table below to answer the question that follows.

Class

interval

Frequency

Cumulative frequency

Percentage frequency

Cumulative percentage frequency

70 - 74

65 - 69

60 - 64

55 - 59

50 - 54

45 - 49

7

11

?

25

30

14

110

?

92

69

44

14

?

10

21

23

27

13

100

94

84

?

40

13

What is the percentage frequency at class interval 70-74?
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100%
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The mode for the dataset of 8, 7, 8, 7, 1, 7, 2, 7, 5, 6 is _______.
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The _____ is the middle score in a ranked distribution of scores.
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Which of the following is not a measure of variability covered in this module?
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Use the table below to answer the question that follows.

Class

interval

Frequency

Cumulative frequency

% Frequency

Cumulative % frequency

70 - 74

65 - 69

60 - 64

55 - 59

50 - 54

45 - 49

7

11

?

25

30

14

110

?

92

69

44

14

?

10

21

23

27

13

100

94

84

?

40

13

The cumulative percentage frequency at class interval 55-59 is ______.
0%
0%
0%
100%
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From the article title below, identify the dependent variable(s) measured by the authors: Van der Westhuizen, S., De Beer, M. & Bekwa, N. (2011). Psychological strengths as predictors of postgraduate students’ academic achievement. Journal of Psychology in Africa, 21(2), 473-478.
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The lower left-hand corner at which the X-axis and Y-axis meet is called the _______.
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