assume that adults have IQ scores that are normally distributed with a mean of 100 and a standard deviation of 20
assume that adults have IQ scores that are normally distributed with a mean of 100 and a standard deviation of 20. find the probability that a randomly selected adult has an IQ less than 20.
Homework Answers
Find table in the back of your statistics text labeled something like "areas under normal distribution" to find the proportion related to the Z score.
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assume that adults have IQ scores that are normally distributed with a mean of 100 and a standard deviation of 20
Assume that adults have IQ scores that are normally distributed with a mean of μ=100 and...
Assume that adults have IQ scores that are normally distributed with a mean of μ=100 and a standard deviation σ=20. Find the probability that a randomly selected adult has an IQ less than 120. The probability that a randomly selected adult has an IQ less than 120 is____? (Type an integer or decimal rounded to four decimal places as needed.)
Assume that adults have IQ scores that are normally distributed with a mean of μ-100 and...
Assume that adults have IQ scores that are normally distributed with a mean of μ-100 and a standard deviation σ-20. Find the probability that a randomly selected adult has an IQ less than 124 Click to view page 1 of the table. Click to view page 2 of the table The probability that a randomly selected adult has an IQ less than 124 is Type an integer or decimal rounded to four decimal places as needed.)
Assume that adults have IQ scores that are normally distributed with a mean of μ = 105 and a standard deviation = 15
Assume that adults have IQ scores that are normally distributed with a mean of μ = 105 and a standard deviation = 15 Find the probability that a randomly selected adult has an IQ less than 129.The probability that a randomly selected adult has an IQ less than 129 is _______ (Type an integer or decimal rounded to four decimal places as needed)
Assume that adults have IQ scores that are normally distributed with a mean of μ 105...
Assume that adults have IQ scores that are normally distributed with a mean of μ 105 and a standard deviation 20. Find the probability that a randomly selected adult has an IQ less than 137. The probability that a randomly selected adult has an IQ less than 137 is: (Type an integer or decimal rounded to four decimal places as needed.)
Assume that adults have IQ scores that are normally distributed with a mean of μ=100 and...
Assume that adults have IQ scores that are normally distributed with a mean of μ=100 and a standard deviation σ=20. Find the probability that a randomly selected adult has an IQ between 84 and 116. The probability that a randomly selected adult has an IQ between 84 and 116 is___? (Type an integer or decimal rounded to four decimal places as needed.)
Assume that adults have IQ scores that are normally distributed with a mean of μ=100 and...
Assume that adults have IQ scores that are normally distributed with a mean of μ=100 and a standard deviation σ=20. Find the probability that a randomly selected adult has an IQ between 84 and 116. The probability that a randomly selected adult has an IQ between 84 and 116 is___? (Type an integer or decimal rounded to four decimal places as needed.)
Assume that adults have IQ scores that are normally distributed with a mean of mu equals...
Assume that adults have IQ scores that are normally distributed with a mean of mu equals 100 μ=100 and a standard deviation sigma equals 15 σ=15. Find the probability that a randomly selected adult has an IQ less than 121 The probability that a randomly selected adult has an IQ less than121 is ________. (Type an integer or decimal rounded to four decimal places as needed.)
Assume that adults have IQ scores that are normally distributed with a mean of μ=100 and...
Assume that adults have IQ scores that are normally distributed with a mean of μ=100 and a standard deviation σ=15. Find the probability that a randomly selected adult has an IQ between 88 and 112.
Assume that adults have IQ scores that are normally distributed with a mean of 95.7 and...
Assume that adults have IQ scores that are normally distributed with a mean of 95.7 and a standard deviation of 18.4.Find the probability that a randomly selected adult has an IQ greater than 127.2. The probability that a randomly selected adult from this group has an IQ greater than 127.2 __
Assume that adults have IQ scores that are normally distributed with a mean of u =...
Assume that adults have IQ scores that are normally distributed with a mean of u = 105 and a standard deviation o = 15. Find the probability that a randomly selected adult has an IQ less than 120. Click to view page 1 of the table. Click to view page 2 of the table. The probability that a randomly selected adult has an IQ less than 120 is (Type an integer or decimal rounded to four decimal places as needed.)
Assume that adults have IQ scores that are normally distributed with a mean of μ-100 and a standard deviation σ-20. Find the probability that a randomly selected adult has an IQ less than 124 Click to view page 1 of the table. Click to view page 2 of the table The probability that a randomly selected adult has an IQ less than 124 is Type an integer or decimal rounded to four decimal places as needed.)
Assume that adults have IQ scores that are normally distributed with a mean of u = 105 and a standard deviation o = 15. Find the probability that a randomly selected adult has an IQ less than 120. Click to view page 1 of the table. Click to view page 2 of the table. The probability that a randomly selected adult has an IQ less than 120 is (Type an integer or decimal rounded to four decimal places as needed.)
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