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Author Question: A sample statistic, such as a sample mean, is known as a. a statistic b. a parameter c. the mean ... (Read 77 times)

fbq8i

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  • Posts: 527
on: Jun 24, 2018
A sample statistic, such as a sample mean, is known as
 a. a statistic
  b. a parameter
  c. the mean deviation
  d. the central limit theorem

Question 2

A population has a mean of 300 and a standard deviation of 18 . A sample of 144 observations will be taken. The probability that the sample mean will be between 297 to 303 is
 a. 0.4332
  b. 0.8664
  c. 0.9332
  d. 0.0668


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nyrave

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

A

Answer to Question 2

B


fbq8i

  • Member
  • Posts: 527
Reply 2 on: Jun 24, 2018
Excellent

FergA

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

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