One Sample Hypothesis Testing

unrivalled Sample surmisal Testing Res/342 celestial latitude 2, 2011 One Sample Hypothesis Testing Introduction: Hypothesis Statement communicatory and Numerical In ones personal life and in business it is important to substantiate the know-how to gather schooling to trifle a decision. An individual considering acquire an automobile has many concerns and take a great switch of information to make a good decision. What kind of fomite to buy, how much to spend, safety, and mile grow be a a couple of(prenominal) things they consider. Team A reviewed and analyzed the information files in the Whitner Autoplex information limit. There are 80 elements and terce variables in the discriminating information set. The variables include selling price in dollars, ripen of buyers, and the vehicle origin domestic or import. 80 hit-or-miss samples were taken from the data set to compare the bestride groups with the weigh of purchases of domestic or import veh icles. The data from the data set was analyzed to formulate the pursual system argument: Do buyers oer age 42 buy more than domestic cars than buyers down the stairs age 42? Analysis of the data set exhibited the age group of individuals who bought domestic vice import.

The following is the breakdown: AgePurchasedPurchased sort out Domestic Import 25 to 29 0 of 6 6 of 6 30 to 34 1 of 9 8 of 9 35 to 39 5 of 15 10 of 15 40 to 44 7 of 18 9 of 18 45 to 49 7 of 14 7 of 14 50 to 54 0 of 5 5 of 5 55 to 59 7 of 10 3 of 10 A null dead reckoning is fancied true until a hypothesi! s test provides conclusion that indicates otherwise. A null hypothesis is written with the symbol Ho and an alternate(a) hypothesis is written with the symbol Ha. The numerical averment for the hypothesis is: Ho: mu ? 42 domestic Ha: mu < 42 Domestic. Our take aim rejects the null hypothesis.If you want to get a lavish essay, fiat it on our website: OrderCustomPaper.com

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