a) Find the slope estimate, b1 . b1 = D (Round to three decimal places as needed.) b) What does b1 mean, in this context? Select the correct choice below and fill in the answer box to complete your choice. (Round to the nearest dollar as needed.) C3\" A- On average, $ is expected when 0 sales people are working. 5:? B- An additional $ of sales is associated with each additional sales person working. 0) Find the intercept, b0. b0 = D (Round to three decimal places as needed.) d) What does he mean in this context? Is it meaningful? Select the correct choice below and ll in the answer box to complete your choice. (Round to the nearest dollar as needed.) d) What does he mean in this context? Is it meaningful? Select the correct choice below and ll in the answer box to complete your choice. (Round to the nearest dollar as needed.) ":2? A- An additional $ of sales is associated with each additional sales person working. It is meaningful in this context. "A? B- An additional $ of sales is associated with each additional sales person working. It is not meaningful because it does not make sense in this context. '7-33' (3- On average, $ is expected when 0 sales people are working. It is not meaningful because it does not make sense in this context. D- On average, $ is expected when 0 sales people are working. It is meaningful in this context. e) Write the equation that predicts Sales from Number of Sales People Working. 35E = D + D - (Number of Sales People Working) (Round to three decimal places as needed.) f) If 17 people are working, what Sales do you predict? f) If 17 people are working, what Sales do you predict? The predicted sales for 17 people working is D dollars. (Round to the nearest dollar as needed.) 9) If sales are actually $25,000, what is the value of the residual? The value of the residual is D dollars. (Round to the nearest dollar as needed.) h) Have the sales been overestimated or underestimated? overesti mated underestimated Data from a small bookstore are shown in the accompanying table. The manager wants to predict Sales from Number of Sales People Working. Complete parts a through h below. Data table Number of sales People working Sales (\"1 $1000) 3 11 4 12 7 14 9 15 1o 18 1o 20 12 20 14 22 16 22 19 27 i=10.4 9:134 8['00 = 5.06 sow) = 5.07