Consider the experiment of tossing a fair coin three times. let x denote the number of heads on the last ip, and let y denote the total number of heads on the three ips. find the joint pmf p (x, y).

For what values of the variable x is the expression square root of 7x+14+ square root of 7-x a real number?

What is 1/3x5 on anuber line what does it look like on a number line

Alcoa was $10.02 a share yesterday. today it is at $9.75 a share. if you own 50 shares, did ou have capital gain or loss ? how much of a gain or loss did you have ? express the capital gain/loss as a percent of the original price