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24 AM Thu Jun 30 . . . Take Quiz D Question 16 0.5 pts (Questions 16-17) The mice data was produced by ordering 24
24 AM Thu Jun 30 . . . Take Quiz D Question 16 0.5 pts (Questions 16-17) The mice data was produced by ordering 24 mice from the Jackson Lab and randomly assigning either chow or high fat (hf) diet. After several weeks, the scientists weighed each mouse and obtained this data. If we hope to know whether the mice with hf diet is heavier than those with chow diet by implementing t-test to the weight differences of the mice with hf and chow diets (variable "Differences"), the test result is as follows: One Sample t-test data: mydata1$Differences t = 2.091, df = 11, p-value = 0.03027 alternative hypothesis: true mean is greater than 0 95 percent confidence interval: 0.4263655 Inf sample estimates : mean of x 3. 020833 Question 16: What conclusion we can make? We do not reject the null hypothesis, and the mice with hf diet is significantly heavier than those with chow diet. We reject the null hypothesis, and the mice with hf diet is significantly heavier than those with chow diet. We do not reject the null hypothesis, and the mice with hf diet is not significantly heavier than those with chow diet. We reject the null hypothesis, and the mice with hf diet is not significantly heavier than those with chow diet.4 AM Thu Jun 30 ... Take Quiz Question 17 0.5 pts If we want to know whether the average weight of the mice with chow diet is different from that of the mice with hf diet, the t-test result is as follows: One Sample t-test data: mydata1$Differences t = 2.091, df = 11, p-value = 0. 06053 alternative hypothesis: true mean is not equal to 0 95 percent confidence interval: -0. 1588724 6. 2005390 sample estimates : mean of x 3. 020833 What conclusions can we make? We reject the null hypothesis, and conclude that the average weight of the mice with chow diet is not significantly different from that of the mice with hf diet. We do not reject the null hypothesis, and conclude that the average weight of the mice with chow diet is not significantly different from that of the mice with hf diet. We do not reject the null hypothesis, and conclude that the average weight of the mice with chow diet is significantly different from that of the mice with hf diet. We reject the null hypothesis, and conclude that the average weight of the mice with chow diet is significantly different from that of the mice with hf diet. D Question 18 0.5 pts
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