Q1. Using the data from Problem 1 in Homework 1, compute
Pearson correlation coefficients between dry weight (Y) and age
(X), and also between log 10 of dry weight (Z) and age (X).
Comment on correlation coefficient and association.
From an experiment, dr
Q1. From an experiment, dry weights (Y) of 11 ch
ick embryos ranging in age (X) from 6 to 16 d
ays are list below.
(i) Draw a scatter plot (Y vs. X) and draw least
squares line on it. Calculate log10 dry
weight (Z), and draw scatter plot (Z vs. X)
BIOS 5311 (Fall 2014)
Homework 2 To be presented on September 17, 2014
If not specified for hand calculation, you should use SAS to do computation as much as
possible. However, you should write the answers to each question. If SAS is used, please attach