# Question: According to a recent report from the U S National Center

According to a recent report from the U.S. National Center for Health Statistics, females between 25 and 34 years of age have a bell-shaped distribution for height, with mean of 65 inches and standard deviation of 3.5 inches.

a. Give an interval within which about 95% of the heights fall.

b. What is the height for a female who is 3 standard deviations below the mean? Would this be a rather unusual height? Why?

a. Give an interval within which about 95% of the heights fall.

b. What is the height for a female who is 3 standard deviations below the mean? Would this be a rather unusual height? Why?

## Answer to relevant Questions

In parts a and b, what shape do you expect for the distributions of electricity use and water use in a recent month in Gainesville, Florida? Why? (Data supplied by N. T. Kamhoot, Gainesville Regional Utilities.) a. ...The data values below represent the prices per share of the 20 most actively traded stocks on the New York Stock Exchange (rounded to the nearest dollar) on February 18, 2011. a. Sketch a dot plot or construct a ...The U.S. statewide average total SAT scores math + reading + writing for 2010 are summarized in the box plot. These SAT scores are out of a possible 2400. a. Explain how the box plot gives you information about the ...Where do Americans tend to fall on the conservative–liberal political spectrum? The General Social Survey asks, “I’m going to show you a seven-point scale on which the political views that people might hold are ...The mean and standard deviation of a sample may change if data are rescaled (for instance, temperature changed from Fahrenheit to Celsius). For a sample with mean, adding a constant c to each observation changes the mean to ...Post your question