Chapter 2: Q. 58 (page 135)
Describe the shape of this distribution.
Short Answer
The distribution is approximately symmetrical.
Chapter 2: Q. 58 (page 135)
Describe the shape of this distribution.
The distribution is approximately symmetrical.
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Get started for freeRefer to the Table . Find the third quartile. What is another name for the third quartile?
Use the two frequency tables to compare the life expectancy of men and women from randomly selected countries. Include an overlayed frequency polygon and discuss the shapes of the distributions, the center, the spread, and any outliers. What can we conclude about the life expectancy of women compared to men?
Use the following information to answer the next six exercises. Sixty-five randomly selected car salespersons were asked the number of cars they generally sell in one week. Fourteen people answered that they generally sell three cars; nineteen generally sell four cars; twelve generally sell five cars; nine generally sell six cars; eleven generally sell seven cars.
Interquartile range (IQR) = _____ โ _____ = _____
What does the relative frequency column in Table sum to? Why?
Santa Clara County, CA, has approximately Japanese-Americans. Their ages are as follows:
a. Construct a histogram of the Japanese-American community in Santa Clara County, CA. The bars will not be the
same width for this example. Why not? What impact does this have on the reliability of the graph?
b. What percentage of the community is under age ?
c. Which box plot most resembles the information above?
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