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Author Question: The goal regarding using an appropriate number of bins is to show the a. number of observations. b. ... (Read 460 times)

imowrer

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on: Jun 24, 2018
The goal regarding using an appropriate number of bins is to show the
 a. number of observations. b. number of variables.
  c. variation in the data. d. correlation in the data.

Question 2

Which of the following are necessary to be determined to define the classes for a frequency distribution with quantitative data?
 a. Number of nonoverlapping bins, width of each bin, and bin limits
  b. Width of each bin and bin lower limits
  c. Number of overlapping bins, width of each bin, and bin upper limits
  d. Width of each bin and number of bins


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choc0chan

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

c
RATIONALE: The goal is to use enough bins to show the variation in the data, but not so many classes that some contain only a few data items.

Answer to Question 2

a
RATIONALE: The three steps necessary to define the classes for a frequency distribution with quantitative data are: determine the number of nonoverlapping bins, determine the width of each bin, and determine the bin limits.


imowrer

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Reply 2 on: Jun 24, 2018
Wow, this really help

scikid

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Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

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