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Author Question: Which of the following statements is true for chi-squared tests? a. Testing for equal proportions ... (Read 75 times)

waynest

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on: Jun 24, 2018
Which of the following statements is true for chi-squared tests?
 a. Testing for equal proportions is identical to testing for goodness-of-fit.
  b. The number of degrees of freedom in a test of a contingency table with r rows and c columns is (r - 1)(c - 1).
  c. The number of degrees of freedom in a goodness-of-fit test with k categories is k - 1.
  d. All of these choices are true.

Question 2

Formulas for confidence intervals and test statistics all come from ___________________ _ distributions.
 Fill in the blank(s) with correct word


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wfdfwc23

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

D

Answer to Question 2

sampling


waynest

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Reply 2 on: Jun 24, 2018
Excellent

vickybb89

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Reply 3 on: Yesterday
:D TYSM

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