In the previous exercise, explain how the result of the 99% confidence interval in part b corresponds to the result of the decision using significance level 0.01 in part c.
Answer to relevant QuestionsA study of the effect of the gender of the tester on sex-role differentiation scores 16 in Manhattan gave a random sample of preschool children the Occupational Preference Test. Children were asked to give three choices of ...Refer to the previous exercise. For the control group, the 26 changes in weights have a mean of -0.45. From Example 8 in Chapter 9, for the therapy group the sample mean change in weight of 3.0 pounds was significantly ...A study followed patients for four years after they had a heart attack (K. Mukamal et al., Circulation, vol. 105, 2002, pp. 2476–2481). Patients were interviewed about their weekly caffeinated tea consumption during the ...In the 2008 GSS, 620 of 809 males and 835 of 978 females indicated a belief in life after death. a. Construct a 2 × 2 contingency table relating gender of respondent (SEX, categories male and female) as the rows to belief ...In an experiment on chlorophyll inheritance in corn, for 1103 seedlings of self-fertilized heterozygous green plants, 854 seedlings were green and 249 were yellow. Theory predicts that 75% of the seedlings would be green. a. ...
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