Refer to Exercise 12.6.a. Estimate the average value of y when x 1, using a90% confidence interval.b. Find a 90% prediction interval for some value of yto be observed in the future when x 1.

Stat 461: Week 1 Notes Principles of Experimental Design 1. What is being assumed 2. Nuisance/Noise Factors (aka Confounding Variables) a. Def: factors other than one being studied which could alter the experiment (ex: if you’re seeing what type of fertilizer is best for a crop confound variables could be the...