Mathematics, 27.08.2019 17:20 Joseph8439
In a survey of a group of men, the heights in the 20-29 age group were normally distributed, with a mean of 69.3 inches and a standard deviation of 3.0 inches. a study participant is randomly selected. complete parts (a) through (d) below. ? (a) find the probability that a study participant has a height that is less than 66 inches. the probability that the study participant selected at random is less than 66 inches tall is __
? (round to four decimal places as? needed.)
(b) find the probability that a study participant has a height that is between 66 and 71 inches. the probability that the study participant selected at random is between 66 and 71 inches tall is
? (round to four decimal places as? needed.)
? (c) find the probability that a study participant has a height that is more than 71 inches. the probability that the study participant selected at random is more than 71inches tall is
? (round to four decimal places as? needed.)
? (d) identify any unusual events. explain your reasoning. choose the correct answer below.
Answers: 3
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Sam is a waiter at a local restaurant where he earns wages of $5 per hour sam figures that he also eams about $3 in tips for each person he serves sam works 6 hours on a particular day. if n represents the number of people sam serves that day, which of the following functions could sam use to figure ehis total earings for the do o a. en) = 30 o b. en) = 5n+ 18
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In a survey of a group of men, the heights in the 20-29 age group were normally distributed, with a...
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