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West south Airline flies the route Los Angeles and Oakland. The mean number of passengers per flight is 160 with a standard deviation of 20. The aircraft used for the route has 200 seats.
(a) What percent of the flights are sold out?
(b) The airline must sell 150 seats to break even on this particular flight. On what percent of the flights does the airline make money?
In this forum post provide your results also elucidate what they mean in context of your favorite channel. To find 95 percent confidence interval for given data.
To find out whether two categorical variables are independent, one should use the.
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Construct the 90% and 95% interval estimates for the population mean weekly sales.
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Some researchers have conjectured that stem-pitting disease in peach tree seedlings might be controlled with weed and soil treatment. An experiment was conducted to compare peach tree seedling growth with soil and weeds treated with one of two her..
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Using the data file below, construct a histogram and a frequency polygon. Describe the shape of this distribution.
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