Sample date recent - 77,89,87,82,60,104,63,,85,73,86,84,85Past 93,88,101,96,60,85,88,97,86,93,92,92What is the test stat , p value , hypothesis claim , confidence interval , step by step

vals (min) between eruptions of a geyser. The "recent" times are within the past few years, and the "past" times are from 1995. Does it appear tha veen eruptions has changed? Use a 0.05 significance level. Assume that the two populations are normally distributed. v the sample data. ernative hypotheses?. B. H. : - = 05 HE#65 10 D H:0 02 C. places as needed.) 4