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# (Solved): 2) A study was recently performed by the Internal Revenue Service to determine how much tip income w ...

2) A study was recently performed by the Internal Revenue Service to determine how much tip income waiters and waitresses should make based on the size of the bill at each table. A random sample of bills and resulting tips were collected and the following regression results using SAS were observed: Billow is uncompleted ANOVA table: Analysis of Variance Source DF Sum of Squares Mean Square F Value Pr > F Model 1 <.0001 Error 10.4 Corrected Total 13 402.9 Calculate the missing values from the table: SSE= SSR= MSR= F = How many data is in this observation? 3) Write the estimate regression line if you know SSx=150, SSy= 16.8 , SSxy=53.5 , =4.5 and Calculate if x=75. 4) Write he null and alternative hypothesis to test if slope is significant 6) What is t-test statistic for the slope? Note and Analysis of Variance

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