Question

so the given data set to complete parts (a) through (c) below. (Use q=0.06.) Question Help x у 10 9.13 8 8.13 13 8.74 9 8.76 11 925 14 8.11 6 6.14 4 3.11 12 9.13 7 7.26 473 Click here to view a table of critical values for the correlation coefficient. a. Construct a scatterplot. Choose the correct graph below. A OB Ос. OD Ay 10 @ 10 8 10 A 5 ******** 4 Ау 10 8 6 4 2 0 0 4 4 2 ... 4 12 16 8 12 16 4 12 16 b. Find the linear correlation coefficient, then determine whether there is sufficient evidence to support the aim of a linear correlation between the two variables The linear correlation coefficient iar- (Round to three decimal places as needed.) More S . vo

Answer 1

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X Y XY XX YY 10 9,13 91.3 100 83.3569 8 8.13 65.04 64 66.0969 13 8.74 113.62 169 76.3876 9 8.76 78.84 81 76.7376 11 9.25 101.75 121 85.5625 14 8.11 113.54 196 65.7721 6 6.14 36.84 36 37.6996 4 3.11 12.44 16 9.6721 12 9.13 109.56 144 83.3569 7 7.26 50.82 49 52.7076 6 4.73 28.38 36 22.3729 - 100.0, ΣΥ = - 82.49 ΧΥ. 802.13,ΣΧΧ = 1012.0,ΣΥΥ = 659.7227 ηΣΧΥ – ΣΧ *ΣΥ VnΣΧ2 – (ΣΧ)2) (ηΣΥ2 – (ΣΥ)2) 11 * 802.13 - 100.0 * 82.49 & 0.803 (11 * 1012.0 – 100.02) (11 και 659.7227 – 82.492) JL) Υ" = Y =