Question: 3. {4 marks total) The gestation time (tone) between fertilization and birth for a mammal is related to the birth weight {height} by the relationship,

3. {4 marks total) The gestation time (tone) between fertilization and birth for a mammal is related to the birth weight {height} by the relationship, #[lnime weight} = u + lweight. The approximate gestation time (in days} and birth weights [in kg] of l 1 selected mammals were recorded. The least- squares estimate of the regression line was observed to be nime) | weight) = 5231+ .1 lweighr _ Assume all the required assumptions for this model are satised. a} {2 marks) A 99% condence interval for the slope oftbis regression line was found to be .412 to 9.131188. Interpret this result on the original scale. b] (2 marks) A 99% prediction interval for the log of gestation time of a lion that weighs 1.2 kg at birth was 'oni 4.194 to seen. Interpret this result on the original scale

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