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 compend of variance comparing the average income among three levels of education spurned the nobody hypothesis . The Mean Square Error (MSE ) was 243 .7 . The following(a) shelve summarized the results1 .When comparing the mean salaries to test for unlikenesss between intervention authority , the t statistic is based onA )The treatment degrees of freedomB )The C )The fracture 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 undergrad and headwai ter s decimal point or moreA )A bureau musical legal separation shows that the mean annual incomes are not importantly differentB )The abbreviation of variance results show that the mean annual incomes are really differentC )A confidence musical interval shows that the mean annual incomes are significantly 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 remainder .
This result indicates thatA! )There is no significant 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 revenue enhancement manager for an advertising agency believes at that place is a relationship between the number of contacts and the amount of the sales To avow 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 recor ded over the past class . The seasonal indexes for each quarter are also provided . To spoil the inclination 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: OrderCustomPaper.com
If you want to get a full essay, visit our page: write my paper