RESEARCH METHODS F/ BEHAV.(LL)-W/MINTAP
6th Edition
ISBN: 9781337755016
Author: GRAVETTER
Publisher: CENGAGE L
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Textbook Question
Chapter 2, Problem 5E
Using PsycINFO (or a similar database), find five articles on the topic of preschool daycare and social anxiety. Print out a copy of the Record List page.
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A student measuring how gasoline prices change records the cost of gas at 10 randomly selected stations in her hometown. One week later, she records the price again at the same 10 stations. Are these data paired or independent?
uppose Laura, a facilities manager at a health and wellness company, wants to estimate the difference in the average amount of time that men and women spend at the company's fitness centers each week.
Laura randomly selects 13 adult male fitness center members from the membership database and then selects 13 adult female members from the database. Laura gathers data from the past month containing logged time at the fitness center for these members. She plans to use the data to estimate the difference in the time men and women spend per week at the fitness center. The sample statistics are summarized in the table.
Population
Populationdescription
Population mean(unknown)
Samplesize
Sample mean(min)
Sample standarddeviation (min)
1
male
?1
?1=13
?⎯⎯⎯1=132.5
?1=45.3
2
female
?2
?2=13
?⎯⎯⎯2=108.7
?2=31.1
df=21.256
The population standard deviations are unknown and unlikely to be equal, based on the sample data. Laura plans to use the two-sample ?-procedures to estimate the…
find 1st pr for given data
45,85,98,7,56,56,32,56,78,56,34,25,96,85
Chapter 2 Solutions
RESEARCH METHODS F/ BEHAV.(LL)-W/MINTAP
Ch. 2.1 - Identify possible sources and use them to identify...Ch. 2.1 - Define applied research and basic research and...Ch. 2.2 - Define primary and secondary sources, identity...Ch. 2.2 - Describe the process of conducting a literature...Ch. 2.2 - Describe the differences between a full-text...Ch. 2.3 - Identity the basic sections of an APA-style...Ch. 2.3 - Prob. 7LOCh. 2.4 - Describe the characteristics of a good hypothesis...Ch. 2 - Prob. 1ECh. 2 - Make a list of five ideas for a general research...
Ch. 2 - Based on the following descriptions of studies,...Ch. 2 - Define primary and secondary sources and explain...Ch. 2 - Using PsycINFO (or a similar database), find five...Ch. 2 - Using PsycINFO (or a similar database), find...Ch. 2 - Search in a current newspaper or on a news website...Ch. 2 - How does a full-text database differ from other...Ch. 2 - List the five sections typically found in a...Ch. 2 - Describe the three ways identified in the text to...Ch. 2 - Is the following hypothesis testable, refutable,...Ch. 2 - Determine whether each of the following hypotheses...
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