A probability distribution has:
A) no mean.
B) no standard deviation.
C) a mean and a standard deviation.
D) none of the above.
Correct Answer:
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Q9: The question below refers to the following
Q10: A normal curve:
A)is a theoretical ideal or
Q11: Empirical probability distributions are those dependent on:
A)observation
Q12: If 68% of IQ scores are between
Q13: The question below refers to the following
Q15: The probability of rolling a '4' on
Q16: The normal curve is:
A)a theoretical ideal.
B)applicable to
Q17: Which of the following is NOT true
Q18: The question below refers to the following
Q19: Probability is defined as:
A) 
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