Consider the probability that greater than out of software users will not call technical support. Assume the probability that a given software user will not call technical support is .
Approximate the probability using the normal distribution. Round your answer to four decimal places.
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Consider the probability that greater than 91 out of 147 software users will not call technical support. Assume the probability that a given software user will not call technical support is 61%. Approximate the probability using the normal distribution.
(4) Consider the probability that no less than 87 in a sample of 153 software users will not call technical support. Assume the probability that a given software user will not call technical support is 63%. (o) Set up a sun for tebblit ig sgma nolation and sosu sampling with replacement. You need not evaluate this sum. (4 points) (b) What is the expected number of users who will not call technical support in a random sample of 153 software...
Consider the probability that no fewer than 69 out of 120 software users will call technical support. Assume the probability that a given software user will call technical support is 99% Specify whether the normal curve can be used as an approximation to the binomial probability by verifying the necessary conditions, Answer I Tables Keypad Yes No
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a. Consider a normal distribution with mean 20 and standard deviation 4. What is the probability a value selected at random from this distribution is greater than 20? (Round your answer to two decimal places. b. Assume that x has a normal distribution with the specified mean and standard deviation. Find the indicated probability. (Round your answer to four decimal places.) μ = 14.3; σ = 3.5 P(10 ≤ x ≤ 26) = c. Assume that x has a normal...