Thomas bought 4 shirts from a store. the price of each shirt was the same. after he bought the shirts, his account balance showed a change of −$89.08. what would have been the change to thomas's account balance had he only bought 1 shirt from the store?
$22.27
−$22.27
$22.45
−$22.45

Given are five observations for two variables, x and y. xi 1 2 3 4 5 yi 3 7 5 11 14 which of the following is a scatter diagrams accurately represents the data? what does the scatter diagram developed in part (a) indicate about the relationship between the two variables? try to approximate the relationship betwen x and y by drawing a straight line through the data. which of the following is a scatter diagrams accurately represents the data? develop the estimated regression equation by computing the values of b 0 and b 1 using equations (14.6) and (14.7) (to 1 decimal). = + x use the estimated regression equation to predict the value of y when x = 4 (to 1 decimal). =