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Author Question: _____ analytics encompasses the set of analytical techniques that describe what has happened in the ... (Read 149 times)

Zulu123

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on: Aug 1, 2018
_____ analytics encompasses the set of analytical techniques that describe what has happened in the past.
 a. Descriptive
  b. Predictive
  c. Prescriptive
  d. Data

Question 2

The sample size needed to estimate a population mean to within 10 units was found to be 68 . If the population standard deviation was 50, then the confidence level used was:
 a. 99
  b. 95
  c. 90
  d. None of these choices.


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duy1981999

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Reply #1 on: Aug 1, 2018
Answer to Question 1

a

Answer to Question 2

C


Zulu123

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Reply 2 on: Aug 1, 2018
Thanks for the timely response, appreciate it

Joy Chen

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Reply 3 on: Yesterday
:D TYSM

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