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Author Question: A researcher takes a sample from a population and computes a statistic for the sample. Which of the ... (Read 223 times)

Pineapplelove6

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on: Jun 20, 2018
A researcher takes a sample from a population and computes a statistic for the sample. Which of the following statements is correct?
 
  a. If the sample statistic overestimates the corresponding population parameter, then the statistic is biased.
  b. If the sample statistic underestimates the corresponding population parameter, then the statistic is biased.
  c. If the sample statistic is equal to the corresponding population parameter, then the statistic is unbiased.
  d. None of the other statements is correct.

Question 2

A sample of n = 6 scores has a standard deviation of s = 3 . What is the value of SS, the sum of the squared deviations for this sample?
 
  a. 54 c. 18
  b. 45 d. 15


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wergv

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

D

Answer to Question 2

B


Pineapplelove6

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

epscape

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Reply 3 on: Yesterday
Wow, this really help

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