Mathematics, 23.07.2021 05:00 jwoody5495
The expected value of a random variable X is 62. The variable is transformed
by multiplying X by 3 and then adding 6 to it. Find the expected value (mean)
of the transformed variable.
Answers: 3
Mathematics, 21.06.2019 21:50
Scores on a university exam are normally distributed with a mean of 78 and a standard deviation of 8. the professor teaching the class declares that a score of 70 or higher is required for a grade of at least βc.β using the 68-95-99.7 rule, what percentage of students failed to earn a grade of at least βcβ?
Answers: 1
Mathematics, 21.06.2019 23:00
Ineed to know the ordered pairs for this equation i need the answer quick because itβs a timed test
Answers: 3
Mathematics, 22.06.2019 01:00
Luis has a cooler filled with cans of soda.for every 5 cans of coke there are 3 cans of sprite.if there are 25 cans of coke, how mant cans of sprite are there?
Answers: 2
The expected value of a random variable X is 62. The variable is transformed
by multiplying X by 3...
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