One Sample Hypothesis Testing

unrivalled Sample possibility 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 dupe the know-how to gather discipline to trifle a decision. An individual considering get an automobile has many concerns and take a great make do of information to make a good decision. What kind of vehicle to buy, how much to spend, safety, and mile grow be a some things they consider. Team A reviewed and analyzed the information files in the Whitner Autoplex information implant. There are 80 elements and terce variables in the selective information set. The variables include selling price in dollars, epoch of buyers, and the vehicle origin domestic or import. 80 stochastic samples were taken from the data set to compare the mount groups with the piece of purchases of domestic or import vehicles. The data from the data set w as analyzed to formulate the pursual system argument: Do buyers over age 42 buy more than domestic cars than buyers chthonic age 42? Analysis of the data set exhibited the age group of individuals who bought domestic vice import.

The following is the breakdown: AgePurchasedPurchased grouping 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 hypothesis is sour true until a hypothesis test provides conclusion that indicates otherwi! se. A null hypothesis is written with the symbol Ho and an selection hypothesis is written with the symbol Ha. The numerical averment for the hypothesis is: Ho: mu ? 42 domestic Ha: mu < 42 Domestic. Our teaching rejects the null hypothesis.If you want to get a lavish essay, show it on our website: OrderCustomPaper.com

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