A Study of Wood Reports the Following Data on Burn

question 62

Essay

A Study of Wood reports the following data on burn time (hours) for samples of oak and pine. Test at level .05 to see whether there is any difference in true average burn time for the two types of wood. $$\begin{array} { l l l l l l l l l } \hline \text { Oak } & 1.80 & .75 & 1.63 & 1.64 & 4.50 & 1.31 & 1.85 & .56 \\\hline \text { Pine } & 1.06 & 1.48 & 1.41 & 1.60 & .81 & 1.28 & & \\\hline\end{array}$$

---

Definitions:

Prickly Heat

A skin rash caused by blocked sweat ducts and trapped sweat beneath the skin, often occurring in hot, humid conditions.

Sweat Test

A diagnostic test primarily used to identify cystic fibrosis, measuring the amount of chloride in sweat.

Chloride

A negatively charged ion (Cl-) that is an essential electrolyte in the body, involved in maintaining fluid balance and blood pressure.

Petechiae

Small, pinpoint hemorrhages visible on the skin or mucous membranes.