Author Question: In dealing with a pair of jointly distributed discrete random variables, the conditional probability ... (Read 59 times)

Bernana · **on:** Jun 24, 2018

In dealing with a pair of jointly distributed discrete random variables, the conditional probability distribution on one random variable, given specified values of another, is the:

A) collection of conditional probabilities.
B) product of marginal distributions.
C) square of the conditional probabilities.
D) quotient of the conditional probabilities.

Question 2

A random sample of size 15 is taken from a normally distributed population with a sample mean of 75 and a sample variance of 25. The upper limit of a 95 confidence interval for the population mean is equal to:

A) 77.530
B) 72.231
C) 74.727
D) 79.273