15. When we arrange a set of scores in order of magnitude and indicate the frequ

Q: 15. When we arrange a set of scores in order of magnitude and indicate the frequ

Solution:- 15) (A) A grouped frequency distribution. 16) (A) Interquartile range IQR = Third quartile - 1st quartile 17) (B) Scatter plot

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Question

15. When we arrange a set of scores in order of magnitude and indicate the frequency associated with each score, we have constructed: A. a grouped frequency distribution B. a frequency curve C. a histogram D. a bar graph E. an ungrouped frequency distribution FALL 2017 STA250 Practice Test-Descriptive Statistics Lles 16. A measure of dispersion calculated by taking the difference between the first and third quartiles is a: A. interquartile range B. semi-interquartile range C. dispersed range D. range 17. A is used to assist in determining visually if two variables are associated and also to show the nature of the relationship. A. histogram B. scatter plot C. normal probability plot D. pie chart

Explanation / Answer

Solution:-

15) (A) A grouped frequency distribution.

16) (A) Interquartile range

IQR = Third quartile - 1st quartile

17) (B) Scatter plot

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15. When we arrange a set of scores in order of magnitude and indicate the frequ

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