October 25, 2016

Homework Help: statistics

Posted by Nathan on Monday, May 10, 2010 at 11:57pm.

Assume the body temperatures of healthy adults are normally distributed with a mean of 98.20 F and a standard deviation of 0.62 F (based on data from the University of Maryland researchers).

a. (0.1 point) If you have a body temperature of 99.00 F, what is your percentile score?

b. (0.1 point) Convert 99.00 F to a standard score (or a z-score).

c. 1. (0.1 point) Is a body temperature of 99.00 F unusual?

2. (0.1 point) Why or why not?

d. (0.1 point) Fifty adults are randomly selected. What is the likelihood that the mean

of their body temperatures is 97.98 F or lower?

e. (0.1 point) A persons body temperature is found to be 101.00 F. Is the result unusual?

(0.1 point) Why or Why Not and What should you conclude?

f. (0.1 point) What body temperature is the 95th percentile? :

g. (0.1 point) What body temperature is the 5th percentile?

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