Mathematics, 15.03.2022 17:20 michelle102567
A random variable is normally distributed with a mean of 25 and a standard deviation of 5. If an observation is randomly selected from the distribution, a. What value will be exceeded 5% of the time? b. What value will be exceeded 85% of the time? c. Determine two values of which the smaller has 10% of the values below it and the larger has 10% of the values above it. d. What value will 15% of the observations be below?
Answers: 2
Mathematics, 21.06.2019 18:50
Abag contains 4 red, 7 blue and 5 yellow marbles. event a is defined as drawing a yellow marble on the first draw and event b is defined as drawing a blue marble on the second draw. if two marbles are drawn from the bag, one after the other and not replaced, what is p(b|a) expressed in simplest form? a. 7/16 b. 7/15 c. 14/16 d. 14/15
Answers: 1
Mathematics, 21.06.2019 21:00
If a is a nonzero real number then the reciprocal of a is
Answers: 2
A random variable is normally distributed with a mean of 25 and a standard deviation of 5. If an obs...
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