A Type of Sampling (Independent or Paired), Sample Size(s), and a Figure

A type of sampling (independent or paired) , sample size(s) , and a figure showing the results of preliminary data analyseson the sample(s) are provided. The intent is to employ the sample data to perform a hypothesis test to compare the meansof the two populations from which the data were obtained. Use the information provided to decide which procedureshould be applied.
-Independent; $\mathrm { n } _ { 1 } = 12$ and $\mathrm { n } _ { 2 } = 12$ . A normal probability plot for each sample and a back-to-back stem-and-leaf diagram are given below.



$\begin{array}{r|l|l}997665 & 0 & 67789 \\420 & 1 & 0025 \\0 & 2 & 2 \\7 & 3 & 0 \\0 & 4 & 3\end{array}$

A) Paired t-test
B) Mann-Whitney test
C) Pooled t-test
D) Paired Wilcoxon signed-rank test

Correct Answer:

Verified

Unlock this answer now
Get Access to more Verified Answers free of charge

Access For Free