Fundamentals of Statistics (5th Edition)
Fundamentals of Statistics (5th Edition)
5th Edition
ISBN: 9780134508306
Author: Michael Sullivan III
Publisher: PEARSON
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Chapter B.4, Problem 6AYU

Poison Ivy Look back at the data in Table 3 on page B-17, which compared the effectiveness of two ointments. Conduct the appropriate test to determine if one ointment has a different effectiveness than the other. Use the α = 0.05 level of significance.

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Calculate one measure of effect size for this analysis and interpret the measure of effect size using specific IV and DV descriptors.
Use the t-test please.
Department secretary has found the average number of complaints per week over the past few years is 1.4. However after a change in major requirements, the complaints over last 8 weeks averaged M = 3.0, with SS = 16.  Has there been a significant increase in the number of student complaints over the past 8 weeks?  What kind of t-test?______________ Test using alpha = .05 and write an APA style conclusion. 1) H0:   H1: 2) Critical value: one or two-tailed? df= __ alpha = .05  __________   3) Calculations: SS given so start w/ variance   s2   SM   t = M –µ SM 4) Is there a difference? Reject the Null?     Write a sentence with APA stats.
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