Estimating is challenging for many reasons.   When estimatin…

Estimating is challenging for many reasons.   When estimating, we shouldn’t imply precision where precision doesn’t exist.  Which of the following are possible techniques for providing an estimate and avoiding implied precision?  Check all answers that apply.

Run a multiple regression on the mice data set where litter…

Run a multiple regression on the mice data set where litter size is the response variable and body mass (g) and total length (mm) are the predictor variables. Based only on the F-statistic and its p-value what can we conclude about this model? (Select all that apply)

Answer the following question using the penguin_female data…

Answer the following question using the penguin_female data set. This includes body mass measurements for individual females over 2 years. We are interested in determining if there is a difference in body mass between the first and second years (mass_1 and mass_2, respectively). Note: an individual bird’s mass is being tracked across two years. penguin_female.csv