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Author Question: A numerical descriptive measure calculated from the sample is called: a. a parameter b. a ... (Read 50 times)

FButt

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on: Jul 24, 2018
A numerical descriptive measure calculated from the sample is called:
 a. a parameter
  b. a statistic
  c. a population
  d. a sampling distribution
  e. an estimator

Question 2

Which of the following statements about matched-pairs sampling is correct?
 a. It is a procedure that matches each unit from population A with a twin from population B so that any sample observation about a unit in population A automatically yields an associated observation about a unit in population B.
  b. It is designed to control for extraneous factors that might influence the characteristic being measured in addition to the variable under study.
  c. When testing the effectiveness of a new drug compared to a traditional one, each patient in an experimental group might be matched with a partner in a control group of the same age, weight, height, sex, occupation, medical history, lifestyle, and so on.
  d. All of these.
  e. None of these.


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Mholman93

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

B

Answer to Question 2

D


FButt

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

nguyenhoanhat

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

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