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Author Question: A _____________________ determines how far a particular value is from the mean relative to the data ... (Read 66 times)

V@ndy87

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on: Jun 24, 2018
A ___________________ __ determines how far a particular value is from the mean relative to the data set's standard deviation.
 a. coefficient of variation b. z-score
  c. variance d. percentile

Question 2

Compute the IQR for the following data. 10, 15, 17, 21, 25, 12, 16, 11, 13, 22
 a. 6.25 b. 7.75
  c. 5.14 d. 9.50


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mfedorka

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Reply #1 on: Jun 24, 2018
Answer to Question 1

b
RATIONALE: A z-score helps us determine how far a particular value is from the mean relative to the data set's standard deviation.

Answer to Question 2

d
RATIONALE: The difference between the third and first quartiles is often referred to as the interquartile range, or IQR. IQR = 21.25  11.75 = 9.50.


V@ndy87

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Reply #2 on: Jun 24, 2018
Thank you :)


mfedorka

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Reply #3 on: Jun 24, 2018
Happy to help you


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