Which of the following is a requirement that must be true in order to run a t-test over a z-test? a) the standard deviations for both populations must be known b) the standard deviations should come from each sample c) if the sample sizes are less than 30, the populations need to be approximately normal d) the populations must be approximately normal

Which of the following is a requirement that must be true in order to run a t-test over a z-test? a) the standard deviations for both populations must be known b) the standard deviations should come from each sample c) if the sample sizes are less than 30, the populations need to be approximately normal d) the populations must be approximately normal

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018

18th Edition

ISBN:9780079039897

Author:Carter

Publisher:Carter

Chapter10: Statistics

Section10.5: Comparing Sets Of Data

Problem 13PPS

See similar textbooks