One Indicator of the Health of Field Mice Is the Length

question 30

Essay

One indicator of the health of field mice is the length of their tails. The followingdata on tail length (in mm) were gathered from a representative sample of field micenear Fairfield, Iowa. A biologist would like to construct a 95% confidence intervalfor the population mean tail length of the field mice near Fairfield.
a) Using a graphical display of your choice, display the data in a way that will allowyou to determine whether it would be appropriate to use a t confidence interval toestimate the population mean.
b) Using the graphical display from part (a), would you advise that constructing a tconfidence interval is appropriate?
Explain the basis of your recommendation.

---

Definitions:

Terpene

A large class of organic compounds produced primarily by plants and insects, characterized by their multiples of isoprene units.

Triglyceride

A type of fat found in blood, made of three fatty acids attached to a glycerol backbone, stored in adipose tissue.

Lecithin

A fatty substance found in plant and animal tissues, acting as an emulsifier in food products.

Long-chain Alcohols

Alcohols containing a long chain of carbon atoms, typically more than twelve, used in detergents, emulsifiers, and solvents.