Carlos is analyzing the results of an experiment in which he is comparing the difference in weight gain by experimental mice after feeding them two different foods for one month. The difference in the mean weight gain is 0.6 grams. He has calculated the standard deviation of the difference in sample means as 0.305. What is the 68% confidence interval for the population mean difference?

Question

maddog1456 · Answer

the difference of the two means is not significant, so the null hypothesis must be accepted