What is the best description of a hypothesis test?
Select one:
a. A tool for comparing population parameters inferred fromsamples
b. Dissecting the data
c. Help in solving problems
d. Breaking up the problem
Which hypothesis test is similar to the 1 sample t-test but isused when the data set is non-normal?
Select one:
a. 1- sample sign
b. Kruskal-Wallis
c. Friedman
d. Mann-Whitney
Which statements is correct about the Capability Analysisshown?
Select one:
a. From this study we can predict that this process will produceless than 100 parts per million that are outside of thespecification limits
b. The process has a problem with centering.
c. The parts have a mean average diameter between 4 mm and 4.9mm
d. The process needs significant improvements to be incontrol
