Chapter 6: Q. 2 (page 385)
A normal distribution has a mean of 61 and a standard deviation of 15. What is the median?
Short Answer
The median of the normal distribution will be
Chapter 6: Q. 2 (page 385)
A normal distribution has a mean of 61 and a standard deviation of 15. What is the median?
The median of the normal distribution will be
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About what percent of values lie between the first and second standard deviations from the mean (both sides)?
The patient recovery time from a particular surgical procedure is normally distributed with a mean of 5.3 days and a standard deviation of 2.1 days.
What is the z-score for a patient who takes ten days to recover?
a. 1.5
b. 0.2
c. 2.2
d. 7.3
Suppose X ~ N(9, 5). What value of x has a z-score of โ0.5?
Find the percentile.
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