Question: standardized Z variable If the value of X for normal distribution is 49, the mean of normal distribution is 62 and the standard deviation is

standardized Z variable

If the value of X for normal distribution is 49, the mean of normal distribution is 62 and the standard deviation is 12 then the standardized Z variable is. Select one: O a. -1.23 O b. 1.23 O c. 1.08 O d. - 1.08

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