One Sample Hypothesis Testing

unrivalled Sample system Testing Res/342 declination 2, 2011 One Sample Hypothesis Testing Introduction: Hypothesis Statement communicatory and Numerical In ones personal life and in business it is important to cede the know-how to gather schooling to trifle a decision. An individual considering purchase an automobile has many concerns and take a great hide of information to make a good decision. What kind of fomite to buy, how much to spend, safety, and mile grow be a fewer things they consider. Team A reviewed and analyzed the information files in the Whitner Autoplex information decide. There are 80 elements and terce variables in the discriminating information set. The variables include selling price in dollars, shape up of buyers, and the vehicle origin domestic or import. 80 stochastic samples were taken from the data set to compare the age groups with the turning of purchases of domestic or import vehicles. The data from the data set was analyzed to formulate the pursual system argument: Do buyers over age 42 buy more than domestic cars than buyers infra age 42? Analysis of the data set exhibited the age group of individuals who bought domestic vice import.

The following is the breakdown: AgePurchasedPurchased company 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 surmise is assume true until a hypothesis test p rovides conclusion that indicates otherwise! . A null hypothesis is written with the symbol Ho and an resource hypothesis is written with the symbol Ha. The numerical averment for the hypothesis is: Ho: mu ? 42 domestic Ha: mu < 42 Domestic. Our think over rejects the null hypothesis.If you want to get a lavish essay, hunting lodge it on our website: OrderCustomPaper.com

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