A variable xx is normally distributed with mean 22 and standard
deviation 5.
Round your answers to the nearest hundredth as
needed.
a) Determine the z-score for x=28.
b) Determine the z-score for x=18.
c) What value of x has a z-score of 1.4?
d) What value of x has a z-score of -0.4?
A variable xx is normally distributed with mean 22 and standard deviation 5. Round your answers...
A variable x is normally distributed with mean 22 and standard deviation 9. Round your answers to the nearest hundredth as needed. a) Determine the z -score for x = 26 . z = b) Determine the z -score for x = 17 . z = c) What value of x has a z -score of 0.67 ? x = d) What value of x has a z -score of − 0.4 ? x = e) What value of x...
2. Suppose that the normally distributed random variable X has mean and standard deviation a. Calculate the z-score of the value x=36. b. Calculate the value that corresponds to a Z-score of a)x= 36 22 b)2=-24 -
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A set of data items is normally distributed with a mean of 70 and a standard deviation of 9. Convert 75 to a z-score. 275-0 (Do not round until the final answer. Then round to the nearest hundredth as needed.)
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The weights of a certain dog breed are approximately normally distributed with a mean of μ = 46 pounds, and a standard deviation of σ = 7 pounds. A dog of this breed weighs 48 pounds. What is the dog's z-score? Round your answer to the nearest hundredth as needed. z= A dog has a z-score of 1.22. What is the dog's weight? Round your answer to the nearest tenth as needed. A dog has a z-score of -1.22....
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