A previous study showed that 69% of community college students have read a book for personal enjoyment during the school year. If a new study were to be done in order to reduce the margin of error to 1%, how many students should be sampled?

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Q: QUESTION 19 "An independent samples study exhibted the following sample characteristics: Sample 1, n…

A: Given that  n1 = 16  ,  SS1 =  293.5 n2 = 19  ,  SS2 = 310.1

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Q: You've conducted a k-means cluster analysis and in your output you have the following average…

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Q: If the mean of the normal distribution is 52 and the standard deviation is 72, what is the…

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Q: The hypothesis test H0:μ=154.1 H1:μ≠154.1 is to be carried out for a population where σσ is not…

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Q: The test statistic is x = 18.70 The critical value is X3.03,df 12.37 The p-value for the test is…

A: It is given that  The test statistic is  χ20 = 18.70 Critical value is χ20.03,df = 12.37

Q: Which of the following is the null hypothesis to test for second-order serial correlation?

A: suppose let, consider the AR(2) model: ut=ρ1ut-1+ρ2ut-2+et

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Q: Odds are the same as probability.   Question 9 options:   True   False

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Q: QUESTION 21 A clown uses a humor scale from 0 to 100, with an average score of 75 for the population…

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Q: After 10 years, there are 2 provinces-Kaina and Mana created for Mamada. Kaina has population size…

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Q: Two accounting professors decided to compare the variance of their grading procedures. To accomplish…

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Q: QUESTION 22 "A clinical psychologist wants to compare the efficacy of medication versus Cognitive…

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Q: For major league baseball teams, is there a relationship between player payrolls and gate money?…

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Q: QUESTION 14 Which of the following is NOT an assumption underlying the independent-measures t…

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Q: According to the Internal Revenue Service, 75% of all tax returns lead to a refund. A random sample…

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Q: Students estimated the length of one minute without reference to a watch or​ clock, and the times​…

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Q: A one-way ANOVA test is performed on three independent samples with n1 = 6, n2 = 7, and n3 = 8. What…

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Q: The accompanying data gives the high and low temperatures in January for a random sample of 50…

A: The Pearson's correlation coefficient(r) formula is given by,