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| Teaching Since: | May 2017 |
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MCS,PHD
Argosy University/ Phoniex University/
Nov-2005 - Oct-2011
Professor
Phoniex University
Oct-2001 - Nov-2016
In question 13, (a) what error has Bonita potentially made? (b) With her variables, what would the error be? (c) What statistical principle should she be concerned with and why?
Question 13
Bonita studies if hearing an argument in favor of an issue alters participants’ attitudes toward the issue one way or the other. She presents a brief argument to 8 people. In a national survey about this issue, m 50. She obtains
= 53.25 and sX2 69.86. (a) What are H0 and Ha ? (b) What is tobt? (c) What is tcrit? (d) Report the results in the correct format and indicate if they are significant. Should she compute the confidence interval for
? (e) What should Bonita conclude about the relationship?
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