A pediatrician wants to determine the relation that exists between a child's height, x, and head circumference, y She randomly selects 11 children trom her präcliče, measures thei helghts and nead urCumiurences, aAa accompanying data. Complete parts (a) through (g) below. EA Click the icon to view the children's data Interpret the y-intercept, if appropriate. Select the correct choice below and, if necessary, fill in the answer box to complete your choice. O Data Table O A. For every inch increase in head circumference, the height increases by in, on average. (Round to one decimal place as needed.) Height (inches), x Head Circumference (inches), y E O B. For a height of 0 inches, the head circumference is predicted to be in (Round to one decimal place as needed.) 27.75 17.7 24 25 17.2 172 OC. For every inch increase in height, the head circumference increases by in on average. (Round to one decimal place as needed.) 25.5 25 75 24.5 17.6 17.1 OD. For a head circumference of 0 Inches, the height is predicted to be (Round to one decimal place as needed.) in 28 17.8 26.5 175 OE. It is not appropriate to interpret the y-intercept 17.7 27.25 26.75 17.5 17.6 (c) Use the regression equation to predict the head circumference of a child who is 24 5 inches tall 26 75 27 75 177 -in (Round to two decimal places as needed) Print Done t0 select VOur answeris)

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A pediatrician wants to determine the relation that exists between a child's height, x. and head circumference, y. She randomly selects 11 children from her practice, measures their heights and head circumferences, and obtains the
accompanying data. Complete parts (a) through (g) below.
E Click the icon to view the children's data
Question Help
(d) Compute the residual based on the observed head circumference of the 24.5-inch-tall child in the table, Is the head circumference of this child above or below the value predicted by the regression model?
The residual for this observation is, meaning that the head circumference of this child is
(Round to two decimal places as needed.)
V the value predicted by the regression model.
(e) Draw the least-squares regression line on the scatter diagram of the data and label the residual from part (d). Choose the correct graph below.
O A.
OB.
OC
OD
Residual
Residual
Residual
(f) Notice that two children are 26.75 inches tall. One has a head circumference of 17.5 inches the other has a head circumference of 176 inches. How can this be?
Click to select your answer(s).
9 Type here to search
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Transcribed Image Text:A pediatrician wants to determine the relation that exists between a child's height, x. and head circumference, y. She randomly selects 11 children from her practice, measures their heights and head circumferences, and obtains the accompanying data. Complete parts (a) through (g) below. E Click the icon to view the children's data Question Help (d) Compute the residual based on the observed head circumference of the 24.5-inch-tall child in the table, Is the head circumference of this child above or below the value predicted by the regression model? The residual for this observation is, meaning that the head circumference of this child is (Round to two decimal places as needed.) V the value predicted by the regression model. (e) Draw the least-squares regression line on the scatter diagram of the data and label the residual from part (d). Choose the correct graph below. O A. OB. OC OD Residual Residual Residual (f) Notice that two children are 26.75 inches tall. One has a head circumference of 17.5 inches the other has a head circumference of 176 inches. How can this be? Click to select your answer(s). 9 Type here to search 331 PM TUNE Panasonic CF-54 TOUGHBOOK CDSS-4853 RBAG F7 F8 F9 F10 F12 Pause Break F6 F11 PrtSc Num Lock Scroll Lock F1 F3 F4 Esc SysRq %24 4. & Back space Home %23 2 42 W E Y Page Up Tab 4 K 2) Page Down F H Enter 3 ;田 Caps Lock M AShift End O .... 品
A pediatrician wants to determine the relation that exists between a child's height, x. and head circumference, y. She randomly selects 11 children from her practice, measures their heights and head circumferences, and obtains the
accompanying data. Complete parts (a) through (g) below.
E Click the icon to view the children's data.
Question Heip
Interpret the y-intercept, if appropriate. Select the correct choice below and, if necessary, fill in the answer box to complete your choice.
O A. For every inch increase in head circumference, the height increases by
Data Table
(Round to one decimal place as needed.)
in, on average.
O B. For a height of 0 inches, the head circumference is predicted to be in.
Height (inches), x
Head Circumference (inches), y E
(Round to one decimal place as needed.)
27.75
17.7
O C. For every inch increase in height, the head circumference increases by in. on average
(Round to one decimal place as needed.)
24 25
17.2
25.5
17.2
25 75
17.6
O D. For a head circumference of 0 inches, the height is predicted to be in
(Round to one decimal place as needed.)
24.5
17.1
28
17.8
O E. It is not appropriate to interpret the y-intercept
26.5
17.5
27 25
26.75
17.7
(c) Use the regression equation to predict the head circumference of a child who is 245 inches tall
17.5
26.75
y=in
(Round to two decimal places as needed)
176
27.75
17.7
Click to select your answer(s)
Print
Done
331 PM
9 Type here to search
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F12
Num
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图
Back
space
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....
Transcribed Image Text:A pediatrician wants to determine the relation that exists between a child's height, x. and head circumference, y. She randomly selects 11 children from her practice, measures their heights and head circumferences, and obtains the accompanying data. Complete parts (a) through (g) below. E Click the icon to view the children's data. Question Heip Interpret the y-intercept, if appropriate. Select the correct choice below and, if necessary, fill in the answer box to complete your choice. O A. For every inch increase in head circumference, the height increases by Data Table (Round to one decimal place as needed.) in, on average. O B. For a height of 0 inches, the head circumference is predicted to be in. Height (inches), x Head Circumference (inches), y E (Round to one decimal place as needed.) 27.75 17.7 O C. For every inch increase in height, the head circumference increases by in. on average (Round to one decimal place as needed.) 24 25 17.2 25.5 17.2 25 75 17.6 O D. For a head circumference of 0 inches, the height is predicted to be in (Round to one decimal place as needed.) 24.5 17.1 28 17.8 O E. It is not appropriate to interpret the y-intercept 26.5 17.5 27 25 26.75 17.7 (c) Use the regression equation to predict the head circumference of a child who is 245 inches tall 17.5 26.75 y=in (Round to two decimal places as needed) 176 27.75 17.7 Click to select your answer(s) Print Done 331 PM 9 Type here to search 314/2021 TUNE PanasoniC CF-54 TOUGHBOОК) CDSS-4853 PASS AIRBAG Scroll Lock Pause Break F8 F9 F10 F11 F12 Num Lock PrtSc F2 F3 F4 F5 F6 F7 F1 SysRq Esc 图 Back space Home 4. 5 1 A 2 T Y Page Up MA W Tab H K Enter Page Down S F Caps Lock End C V N M AShift AShift Ins Del ....
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