H myopenmath.com . Question 17 v 0/1 pt 1 2 0 Details Statistics students in Oxnard College sampled 9 textbooks in the Condor bookstore and recorded the number of pages in each textbook and its cost. The data are shown below: Number of Pages (a) Cost(y) 215 55.95 896 131.48 925 139.25 622 102.86 634 109.42 998 158.74 365 58.45 284 58.92 480 80.4 A student calculates a linear model using technology (Statistics Calculator or Computer) y = ac + (Please show your answers to two decimal places) Use the model to estimate the cost when number of pages is 644. Cost = $ (Use the linear model with yor rounded coefficients and then round your answer to 2 decimal places.) Submit QuestionDone 3 myopenmath.com AA 6 Chapter 12 Test Score: 11.45/25 18/25 answered C9 3hrs5mins > E 0/1 pt '0 2 6) Details Please round all answers to 2 decimal places. Given the table below, use your calculator to find the Correlation Coefficient Put your answer here: Submit Question H myopenmath.com v QUC'DLIUII II V \\ C9 3hrs11mins X E 0/1 pt '0 2 6) Details The table below shows the number of state-registered automatic weapons and the murder rate for several Northwestern states. Inn\" a; = thousands of automatic weapons y = murders per 100,000 residents This data can be modeled by the equation y : 0.8323 + 4.14. Use this equation to answer the following; Special Note: I suggest you verify this equation by performing linear regression on your calculator. A) How many murders per 100,000 residents can be expected in a state with 9 thousand automatic weapons? Answer = Round to 3 decimal places. B) How many murders per 100,000 residents can be expected in a state with 6 thousand automatic weapons? Answer = Round to 3 decimal places. Submit Question H myopenmath.com Chapter 12 TeSt C9 3hrs10mins X Score: 8.45/25 13/25 answered Progress saved Done (E) WC. 0 Question 18 V E 0/1 pt '0 2 G) Details The table below shows the number of state-registered automatic weapons and the murder rate for several Northwestern states. Inn\" a: = thousands of automatic weapons y = murders per 100,000 residents This data can be modeled by the equation y = 0.86:1: + 4.04. Use this equation to answer the following; A) How many murders per 100,000 residents can be expected in a state with 9.6 thousand automatic weapons? Answer = Round to 3 decimal places. B) How many murders per 100,000 residents can be expected in a state with 5.6 thousand automatic weapons? Answer = Round to 3 decimal places. Submit Question 8:53 Done myopenmath.com AA C Chapter 12 Test Score: 11.45/25 18/25 answered 3hrs5mins X Progress saved Done Vo . . . Question 12 0/1 pt 9 2 0 Details Here is a bivariate data set. X y 88.8 95.5 70.2 35.4 66.6 28.1 81 69.8 61.6 37.5 Click to Copy-and-Paste Data Find the correlation coefficient and report it accurate to three decimal places. r = Submit