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Author Question: From a population of size 600, a simple random sample of size 58 is selected. The sample mean is ... (Read 371 times)

RRMR

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on: Jun 24, 2018
From a population of size 600, a simple random sample of size 58 is selected. The sample mean is 400, and the sample standard deviation is 40 . An approximate 95 confidence interval for the population total is _____.
 a. 350,000 to 450,000
  b. 234,010 to 245,990
  c. 350 to 400
  d. 390 to 409

Question 2

The coefficient of variation allows us to compare two sets of data based on different measurement units.
  Indicate whether the statement is true or false


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cloudre37

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

b

Answer to Question 2

T


RRMR

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Reply 2 on: Jun 24, 2018
YES! Correct, THANKS for helping me on my review

nguyenhoanhat

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Reply 3 on: Yesterday
Great answer, keep it coming :)

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