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November 28, 2014

November 28, 2014

Posted by **Carl** on Monday, June 20, 2011 at 7:05am.

No Community Service Community Service

32 47

40 48

54 59

13 72

20 80

26 55

a. What statistical test should be used to analyze these data?

b. Is this a one- or two- tailed test?

c. Identify H0 and Ha for this study

d. Conduct the appropriate analysis

e. Should H0 be rejected? What should the researcher conclude?

- statistics -
**MathGuru**, Monday, June 20, 2011 at 6:24pmYou might want to try a Mann-Whitney U Test as an nonparametric alternative to the Independent Groups T-test since the data tends to be skewed. Nonparametric tests can be used for data that do not follow a normal distribution.

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