The mean of a z-distribution is _____, and the standard deviation is _____

a. 0; 0
b. 1.00; 1.00
c. 0; 1.00
d. 1.00; 0

c

Psychology

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Medical advancements cost money, while adding more to the overall costs of treatment, and many older adults in the U.S. have neither the access nor the funds necessary to take advantage of the advancements.

a. true b. false

Psychology

Long-term use of opioid drugs has been clearly shown to damage both the liver and the brain

Indicate whether the statement is true or false

Psychology