Question: 2.13.2 The 99% confidence interval for B1 from the data is: confint (fit4, level=0. 99) [2, ] # # 0.5 % 99.5 % # #

2.13.2 The 99% confidence interval for B1 from the data is: confint (fit4, level=0. 99) [2, ] # # 0.5 % 99.5 % # # 0. 4747836 0. 6087104 2.13.3 The prediction and 99% prediction interval for a daughter whose mother is 64 inches tall are: predict (fit4, data. frame (mheight=64), interval="prediction", level=. 99) [1, ] # # fit 1wr upr ## 64.58925 58. 74045 70. 43805

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