Made a histogram for frequency table
Assume you had the following frequency table
age frequency
15-19 12
20-24 11
25-29 11
30-34 12
35-39 12
If you made a histogram for this frequency table, what shape would the histogram have?
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A trucking firm suspects that the variance for a certain tire is greater than 1,000,000. To check the claim, the firm puts 101 of these tires on its trucks and gets a standard devation of 1200 miles. If alpha is = 0.05 test the trucking firms clai
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The US Census Bureau announce that median sales price of new houses sold in April 2009 was $221,600 while the mean sales price was $274,300. Assume that the standard deviation of the prices is $90,000.
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