Answered>Order 3996

2. A geologist is making repeated measurements (in

grams) on the mass of a rock. It is not known whether

the measurements are a random sample from an approximately normal population. Below are three sets

of replicate measurements, listed in the order they

were made. For each set of readings, state whether

the assumptions necessary for the validity of the t test

appear to be met. If the assumptions are not met, explain why.

a. 213.03 212.95 213.04 213.00 212.99

213.01 221.03 213.05

b. 213.05 213.00 212.94 213.09 212.98

213.02 213.06 212.99

c. 212.92 212.95 212.97 213.00 213.01 213.04213.05 213.06

2. A geologist is making repeated measurements (in grams) on the mass of a rock. It is not known whether themeasurements are a random sample from an approximately normal population. Below are…