Jason is conducting an experiment. every time he flips a fair two-sided coin, he also rolls a six-sided die. what is the probability that the coin will land on either heads or tails and the die will land on an even number?
a: 1/8
b: 1/6
c: 1/4
d: 1/2

In the proof of the triangle angle sum theorem, you must draw an auxiliary line. which construction must you use to draw this line?

Asimple random sample of size nequals14 is drawn from a population that is normally distributed. the sample mean is found to be x overbar equals 70 and the sample standard deviation is found to be sequals13. construct a 90% confidence interval about the population mean

20 solve 2(4 x + 3) < 5 x + 21. a) { x | x < 9} b) { x | x > -5} c) { x | x > -9} d) { x | x < 5}