Mathematics, 08.08.2019 01:30, zitterkoph
An urn contains five green balls and eight white balls. a sample of four balls is selected at random from the urn.
(a) find the probability that the four balls have the same color.
(b) find the probability that the sample contains more green balls than white balls.
(a) the probability that the four balls have the same color is nothing.
(b) the probability that the sample contains more green balls than white balls is nothing.
(type an integer or a simplified fraction.
Answers: 1
Mathematics, 22.06.2019 03:30, lizzieee51
Assume that adults have iq scores that are normally distributed with a mean of mu equals 100 and a standard deviation sigma equals 20. find the probability that a randomly selected adult has an iq less than 132. the probability that a randomly selected adult has an iq less than 132 is?
Answers: 1
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