Consider the following bivariate data. Point АВ С D E F GHI J 0 1 4 y 5 78 4 0. 1 1 (a) Construct a scatter diagram of the given bivariate data. (Do this on paper. Your instructor may ask (b) Calculate the covariance. (Give your answer correct to two decimal places.) -5.67 (c) Calculate Sx and sy. (Give your answers correct to three decimal places.) Sx = 2.46 Sy = 2.62 (d) Calculate r using formula 13.2. (Give your answer correct to two decimal places.) (e) Calculater using formula 13.3. (Give your answer correct to two decimal places.)

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Please answer d and e. I have added the formulas.
Consider the following bivariate data.
Point
A B CDE F G
HI J
0 1
1
4.
6.
6 7
y
57
8.
3 4
0 1 1
(a) Construct a scatter diagram of the given bivariate data. (Do this on paper. Your instructor may ask
(b) Calculate the covariance. (Give your answer correct to two decimal places.)
-5.67
(c) Calculate sy and sy. (Give your answers correct to three decimal places.)
Sx = 2.46
Sy = 2.62
(d) Calculate r using formula 13.2. (Give your answer correct to two decimal places.)
(e) Calculater using formula 13.3. (Give your answer correct to two decimal places.)
3 4
Transcribed Image Text:Consider the following bivariate data. Point A B CDE F G HI J 0 1 1 4. 6. 6 7 y 57 8. 3 4 0 1 1 (a) Construct a scatter diagram of the given bivariate data. (Do this on paper. Your instructor may ask (b) Calculate the covariance. (Give your answer correct to two decimal places.) -5.67 (c) Calculate sy and sy. (Give your answers correct to three decimal places.) Sx = 2.46 Sy = 2.62 (d) Calculate r using formula 13.2. (Give your answer correct to two decimal places.) (e) Calculater using formula 13.3. (Give your answer correct to two decimal places.) 3 4
13.2)
r= covarlx',y')=
Couar (X,y)
Sx.Sy
COU
133)
r=
covar (x,y) =
じxース)(4-
3x Sy
VSS G)- SS (y)
3x. Sy
Transcribed Image Text:13.2) r= covarlx',y')= Couar (X,y) Sx.Sy COU 133) r= covar (x,y) = じxース)(4- 3x Sy VSS G)- SS (y) 3x. Sy
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