February 25, 2017

Homework Help: Statistics

Posted by jane on Tuesday, October 25, 2011 at 7:52am.

1. Consider a population with µ=73.6 and 0 = 5.38
(A) Calculate the z-score for x =72.7 from a sample of size 45.
(B) Could this z-score be used in calculating probabilities using Table 3 in Appendix B of the text? Why or why not?

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