Normally distributed with mean
Suppose adults have IQ scores which are normally distributed with mean of 100 and standard deviation of 15.
Determine the probability that a randomly selected adult has IQ < 115
Determine the probability that a randomly selected adult has IQ > 70
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Suppose adults have IQ scores which are normally distributed with mean of 100 and standard deviation of 15. Determine the probability that a randomly selected adult has IQ < 115
Assume a class has scores which follow normal distribution with mean of 75 and standard deviation of 15 N~(75,15). An 80 or above is an "A". Randomly pick 5 students.
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