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Researchers wanted to explore self-esteem in adolescent boys and adolescent girls. Each respondent completed a 10-item self-esteem scale (they chose one rating for each item from a Likert-type scale, 1 = strongly disagree and 5 = strongly agree). The sum of the 10 ratings was each respondent's self-esteem score. Their results were: t = 2.01, d = .90 (40 girls, 40 boys). What statistical test did the researchers use to determine if there was a statistically significant difference in levels of self-esteem between the boys and the girls?
What was the purpose of calculating a Cohen's d? When is a Cohen's d calculated? Interpret d=.90. What does it mean in this example?
What if the researcher compared the adolescent boys before treatment and again after treating them for depression? What type of t-test would be most appropriate in this case, and why?
How do time zones work? Define prime meridian, International Date Line, daylight savings time, local time, Greenwich Mean Time, solar time in you explanation.
The Wabash Watershed from 1961 to 1990, Whta does this data tell about this region over this time period, and what does it indicate about the future? Does this tell us anything, positively or negitively about global warming theory?
Since the dawn of classical philosophy the question of male and female thought patterns have been a subject of debate in the philosophical realm. Do men and women think differently? Identify and explain how each of the following eras would have an..
Class, in what ways are families changing in the United States? What do you think that the consequences of viewing family in these strict terms are? How does it relate to processes of inequality that we discussed last week? Do you think that we ar..
Question: Describe Personalized Heart models for surgical planning?
Reflect on these readings and compose an analysis of your perspectives by addressing the following questions: What is your view of the zero tolerance policy? Have we taken this policy too far? Explain. Where would you draw the line
How is your evaluation of what they eat an example of ethnocentrism? What about your cultural practices makes those food seem weird? How can you look at what they eat in a more culturally relative way
a researcher is interested in comparing the response times of two different cab companies. companies a and b were each
kettner et al. note there is a danger in stating a problem as a solution because doing so can result in failing to
directions unless otherwise stated answer in complete sentences and be sure to use correct english spelling and
Individual Management Planning Presentation
Some of the donated digital TVs are operational, but others are not. After being used in the training program, the digital TVs, all of which are now operational, are sold to the general public. Onward's revenues and expenses for the current period..
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