Answer Only - Means

TEN QUESTIONS WITH EQUAL WEIGHTQUESTION ONEA random sample of 30 executives from companies with assets everywhere 1 million was selected and asked for their annual income and level of fosterage . The compendium of variance comparing the average income among three levels of education jilted the nobody hypothesis . The Mean Square Error (MSE ) was 243 .7 . The side by side(p) shelve summarized the results1 .When comparing the mean salaries to test for unlikenesss between intercession authority , the t statistic is based onA )The treatment degrees of freedomB )The C )The wrongful conduct degrees of freedomD )The ratio of treatment and error degrees of freedom ? 2 .052 6 .51B )2 .0 ? 3 .182 6 .51C )2 .0 ? 2 .052 42 .46D ) of the above3 . found on the comparison between the mean annual incomes for executives with undergra d and superordinate s decimal point or moreA )A authority musical musical separation shows that the mean annual incomes are non importantly differentB )The analysis of variance results show that the mean annual incomes are importantly differentC )A confidence interval shows that the mean annual incomes are evidentiaryly differentD )The ANOVA results show that the mean annual incomes are not significantly different4 .When comparing the mean annual incomes for executives with a in high spirits School education or less(prenominal) and undergraduate Degree , the 95 confidence interval shows an interval of 11 .7 to 42 .7 for the deviation .

This result indicates thatA )There is no sig nificant difference between the two incomesB! )The interval contains a difference of zeroC )Executives with and Undergraduate Degree fetch significantly more than executives with a in high spirits School education or lessD )Executives with and Undergraduate Degree earn significantly less than executives with a High School education or lessQUESTION TWOA gross tax manager for an advertising agency believes at that place is a relationship between the number of contacts and the amount of the sales To ascertain this believe , the following data was collected5 .What is the value of the coefficient of determinationA )9 .3104B )0 .9754C )0 .6319D )0 .95136 .The 95 confidence interval for 30 calls isA )55 .8 , 51 .5B )51 .4 , 55 .9C )46 .7 , 60 .6D )31 .1 , 76 .27 .What is the regression equationA )Y 2 .1946 - 12 .201XB )Y -12 .201 2 .1946XC )Y 12 .201 2 .1946XD )Y 2 .1946 12 .201XQUESTION THREEThe table below shows the sales for a plastics manufacturer recorded over the past class . The seasonal worker indexes for each quarte r are also provided . To spoil the impulsion for these four quarters , use the indexes to deseasonalize the sales data8 .What is the deseasonalized sales vaABABD )cannot be determined...If you want to get a full essay, rank it on our website: OrderEssay.net

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