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1. To use the techniques in this chapter for factorial ANOVA and have confidence about the p values, the data must meet six requirements. List them.
2. Two social psychologists asked freshman and senior college students to write an essay supporting recent police action on campus. (The students were known to be against the police action.) The students were given $20, $10, $5, or $1 for their essay. Later, each student's attitude toward the police was measured on a scale of 1 to 20.
Perform an ANOVA, fill out a summary table, and write an interpretation of the analysis at this point. (See Brehm and Cohen, 1962, for a similar study of Yale students.) If appropriate, calculate HSDs for all pairwise comparisons.Write an overall interpretation of the results of the study.
What is the probability that at least 2 out of 5 randomly selected people in the study will pay more than the amount found in part (a)?
a bag contains 3 red 5 orange and 8 green jellybeans. what is the probability of reaching in the bag and randomly
State the Null Hypothesis and the Alternative Hypothesis
Return to Example 16.3 and change the choice of α to α = 5. How does this affect the Susarla-van Ryzin estimator? Now change α = 10 and compute the Susarla-van Ryzin estimator. Compare with results with α = 3 and α = 5. What do you conclude?
In your capacity as assistant to the administrator at Freedom Hospital, you have been asked to develop a graphical presentation that focuses on the insurance carried by the geriatric patients at the hospital. The data file Patients contains data f..
the intelligence quotient iq test scores for adults are normally distributed with a mean of 100 and a standard
Suppose that, from a population of 75 bank accounts, we want to take a random sample of six accounts in order to learn about the population. How many different random samples of six accounts are possible?
consider the following frequency distribution for a sample of 40 observationsclass frequency0-4
What is the probability that a typical family will purchase and at least 3 tubes of toothpaste in any given month?
consider the population 1 2 5 6 10 12.a find the sampling distribution of the medians for samples of size 3 without
A survey of 600 non-fatal accidents showed 259 involved the use of a cell phone. Construct a 99% confidence interval for the proportion of fatal accidents that involved the use of a cell phone?
Enter data into SPSS (use two columns: one for coding {0, 1, 2, 3, 4, 5} and one for DV)
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