Essentials of Statistics for the Behavioral Sciences
Essentials of Statistics for the Behavioral Sciences
8th Edition
ISBN: 9781133956570
Author: Frederick J Gravetter, Larry B. Wallnau
Publisher: Cengage Learning
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Chapter 11, Problem 15P

The following data are from a repeated-measures study examining the effect of a treatment by measuring a group of n = 6 participants before and after they receive the treatment.

a. Calculate the difference scores and MD.

b. Compute SS, sample variance, and estimated standard error.

c. Is there a significant treatment effect? Use α = .05, two tails.

Chapter 11, Problem 15P, The following data are from a repeated-measures study examining the effect of a treatment by

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Chapter 11 Solutions

Essentials of Statistics for the Behavioral Sciences

Ch. 11.2 - For the following data from a repeated-measures...Ch. 11.2 - Prob. 2LCCh. 11.3 - Prob. 1LCCh. 11.3 - A researcher is investigating the effectiveness of...Ch. 11.3 - Prob. 2LCACh. 11.3 - Prob. 3LCACh. 11.4 - Prob. 1LCCh. 11.4 - Prob. 2LCCh. 11.4 - Prob. 3LCCh. 11 - What is the defining characteristic of a...
Ch. 11 - Participants enter a research study with unique...Ch. 11 - Explain the difference between a matched-subjects...Ch. 11 - A researcher conducts an experiment comparing two...Ch. 11 - A sample of n = 9 individuals participates in a...Ch. 11 - Solve the following problems. a. A...Ch. 11 - Prob. 7PCh. 11 - A sample of difference scores from a...Ch. 11 - When you get a surprisingly low price on a product...Ch. 11 - Research has shown that losing even one night's...Ch. 11 - Prob. 11PCh. 11 - Masculine-themed words (such us competitive,...Ch. 11 - Research results indicate that physically...Ch. 11 - Researchers have noted a decline in cognitive...Ch. 11 - The following data are from a repeated-measures...Ch. 11 - A researcher for a cereal company wanted to...Ch. 11 - Research indicates that the color red increases...Ch. 11 - One of the primary advantages of a...Ch. 11 - Problem 18 shows that removing individual...Ch. 11 - A researcher uses a matched-subjects design to...Ch. 11 - Some evidence suggests that you are likely to...Ch. 11 - The teacher from Problem 21 also tried a different...Ch. 11 - At the Olympic level of competition, even the...Ch. 11 - Example 11.1 in this chapter presented a...Ch. 11 - Belsky, Weinraub, Owen, and Kelly (2001) reported...Ch. 11 - Do you view a chocolate bar as delicious or as...Ch. 11 - Prob. 3RE
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