Show that if x and y are independent then e x y y e x for

Show that if X and Y are independent, then E[ X| Y = y] = E[ X] for all y ( a) in the discrete case; ( b) in the continuous case.

The claim is that the proportion of adults who smoked a : the claim is that the proportion of adults who smoked a cigarette in the past week is less than 0.30 and the sample

A binomial probability is given write the probability in : a binomial probability is given. write the probability in words. then use a continuity correction to convert the

A random sample of forty-three 200 meter swims has a mean : a random sample of forty-three 200 meter swims has a mean time of 3.27 minutes and a standard deviation of 0.07

The hunters fire at the same time but each chooses his : the hunters fire at the same time but each chooses his target at random independently of the others. if each hunter

Show that if x and y are independent then e x y y e x for : show that if x and y are independent then e x y y e x for all y a in the discrete case b in the continuous

A box of 10 gloves contains three left-handed gloves and : a box of 10 gloves contains three left-handed gloves and seven right-handed gloves. complete parts a through d.a. if

Would it be unusual for a battery to have a life span of : the life span of a battery is normally distributed with a mean of 2000 hours and a standard deviation of 50 hours. what

Find the probability that the claim will be rejected : a drug tester claims that a drug cures a rare skin disease 77 of the time. the claim is checked by testing the drug on

Perform a hypothesis test at the 1 significance level what : perform a two sided hypothesis test to see if the mean is different from 32000 the curren mean sample size30 the sample