Posted by Justina on Sunday, August 7, 2011 at 9:22pm.
When using the student's t distribution to test mu, what value do you use for the degrees of freedom if the sample size is 42?
a. 41
b. Can not be determined from information given.
c. 43
d. 42

Math  bobpursley, Sunday, August 7, 2011 at 9:31pm
by definition, 421 or 41 degrees of freedom