I in Terms of a Formula the Standardized Value of Z

question 81

Multiple Choice

i. In terms of a formula the standardized value of z is found by z = (X - µ) / $\sigma$ . ii. The standard normal distribution is a normal distribution with a mean of 0 and a standard deviation of less than 10.
iii. A computed z for X values to the left of the mean is positive.

• A) (i), (ii), and (iii) are all correct statements
• B) (i) is a correct statement but not (ii) or (iii).
• C) (i) and (iii) are correct statements but not (ii).
• D) (i) and (ii) are correct statements but not (iii).
• E) (i), (ii), and (iii) are all false statements.

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