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Author Question: The mean age in months for preschool children was reported as 25.5. The standard deviation for Group ... (Read 224 times)

WhattoUnderstand

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on: Jun 20, 2018
The mean age in months for preschool children was reported as 25.5. The standard deviation for Group 1 was 3.4 and for Group 2, 4.9. From this, we may conclude that
 
  A) Group 1 is more variable than Group 2.
  B) the mode for Group 1 is higher than that for Group 2.
  C) Group 2 is more variable than Group 1.
  D) the median age for Group 2 is higher than that for Group 1.

Question 2

The standard deviation, variance, and range are all measures of
 
  A) central tendency.
  B) partition values.
  C) dispersion.
  D) grouping.


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allisonblackmore

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Reply #1 on: Jun 20, 2018
Answer to Question 1

C

Answer to Question 2

C


WhattoUnderstand

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Reply 2 on: Jun 20, 2018
Thanks for the timely response, appreciate it

okolip

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Reply 3 on: Yesterday
Wow, this really help

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