Which of the following statements is not correct with regards to ...

[MGLQZ]

Which of the following statements is not correct with regards to the Wilcoxon Signed-Rank Test?
 a. In large-sample problems, the Wilcoxon test in usually not less efficient than the t-test and may be more efficient if the underlying distribution is not approximately normal.
 
  b. If the underlying distribution is normal, it is often preferred to use the t test because it will have more power associated.
 
  c. If the sample has an underlying distribution that is normal then either the signed-rank test or the t-test could be used to test hypotheses about .
 
  d. The Wilcoxon signed-rank test is designed for data that are basically symmetric but outlier-prone.

Question 2

In a designed experiment, researchers control for various factors such as age, gender, or socioeconomic status.
 a. True
  b. False
   Indicate whether the statement is true or false

[joewallace]

Answer to Question 1

c

Answer to Question 2

TRUE

[MGLQZ]

Great answer, keep it coming

[Joy Chen]

Gracias!