Question: 5 a) A sample of 50 randomly selected men with high triglyceride levels consumed 2 tablespoons of oat bran daily for 6 weeks. After 6

5 a) A sample of 50 randomly selected men with high triglyceride levels consumed 2 tablespoons of oat bran daily for 6 weeks. After 6 weeks, 60% of the men had lowered their triglyceride level. A sample of 80 men consumed 2 tablespoons of wheat bran for six weeks. After six weeks, 25% had lower triglyceride levels. Test the claim that there is a significant difference in the two proportions at the .01 level. claim null hypothesis.... . . . . . . alternative hypothesis... Calculator Screen Name.. . . . test statistic . . . . pvalue/alpha comparison.......... decision Conclusion b) Construct a 99% confidence interval for P, - P2 . Interpret the interval in a complete sentence. Confidence Interval Name Interval Interpret

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