The least squares regression line.

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Answer 1

Question

Chapter 4.2, Problem 19AYU

(a)

To determine

The least squares regression line.

(b)

To determine

To interpret: The slope.

To determine

To interpret: The y−intercept.

(c)

To determine

To predict: The head circumference for the child who is 25inches tall.

(d)

To determine

The residual value for a child who is 25 inches tall.

(e)

To determine

To draw: The least squares regression line and label the residual.

(f)

To determine

To identify: The reason for different head circumferences.

(g)

To determine

To explain: Whether the model can be used for the provided scenario.

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Students have asked these similar questions

Table 5: Measurement Data for Question 9 Part Number Op-1, M-1 Op-1, M-2 | Op-2, M-1 Op-2, M-2 | Op-3, M-1 Op-3, M-2 1 21 20 20 20 19 21 2 24 23 24 24 23 24 3 4 5 6 7 8 9 10 11 21 12 8222332 201 21 20 22 20 22 27 27 28 26 27 28 19 18 19 21 24 21 22 19 17 18 24 23 25 25 23 26 20 20 18 19 17 13 23 25 25 2 3 3 3 3 2 3 18 18 21 21 23 22 24 22 20 19 23 24 25 24 20 21 19 18 25 25 14 24 24 23 25 24 15 29 30 30 28 31 16 26 26 25 26 25 17 20 20 19 20 20 843882388 20 18 25 20 19 25 25 30 27 20 18 19 21 19 19 21 23 19 25 26 25 24 25 25 20 19 19 18 17 19 17 Question 9 A measurement systems experiment involving 20 parts, three operators (Op-1, Op-2, Op-3), and two measure- ments (M-1, M-2) per part is shown in Table 5. (a) Estimate the repeatability and reproducibility of the gauge. (b) What is the estimate of total gauge variability?" (c) If the product specifications are at LSL = 6 and USL 60, what can you say about gauge capability?

Question 5 A fraction nonconforming control chart with center line 0.10, UCL = 0.19, and LCL = 0.01 is used to control a process. (a) If three-sigma limits are used, find the sample size for the control charte 2 (b) Use the Poisson approximation to the binomial to find the probability of type I error. (c) Use the Poisson approximation to the binomial to find the probability of type II error if the process fraction defective is actually p = 0.20.

Question 8 Ten parts are measured three times by the same operator in a gauge capability study. The data are shown in Table 4. (a) Describe the measurement error that results from the use of this gauge. I (b) Estimate total variability and product variability. (c) What percentage of total variability is due to the gauge? (d) If specifications on the part are at 100±15, find the P/T ratio for this gauge. Comment on the adequacy of the gauge. 3 Table 4: Measurement Data for Question 8 Part Number Measurement 1 Measurement 2 Measurement 3 1 2 100 95 101 100 93 97 3 101 103 100 4 96 95 97 5 98 98 96 6 99 98 98 7889 95 97 98 100 99 98 100 100 97 10 100 98 98 99

Answer 2

Question

Chapter 4.2, Problem 19AYU

(a)

To determine

The least squares regression line.

(b)

To determine

To interpret: The slope.

To determine

To interpret: The y−intercept.

(c)

To determine

To predict: The head circumference for the child who is 25inches tall.

(d)

To determine

The residual value for a child who is 25 inches tall.

(e)

To determine

To draw: The least squares regression line and label the residual.

(f)

To determine

To identify: The reason for different head circumferences.

(g)

To determine

To explain: Whether the model can be used for the provided scenario.

Expert Solution & Answer

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Check out a sample textbook solution

See solution

Answer 3

Question

Chapter 4.2, Problem 19AYU

(a)

To determine

The least squares regression line.

(b)

To determine

To interpret: The slope.

To determine

To interpret: The y−intercept.

(c)

To determine

To predict: The head circumference for the child who is 25inches tall.

(d)

To determine

The residual value for a child who is 25 inches tall.

(e)

To determine

To draw: The least squares regression line and label the residual.

(f)

To determine

To identify: The reason for different head circumferences.

(g)

To determine

To explain: Whether the model can be used for the provided scenario.

Expert Solution & Answer

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Check out a sample textbook solution

See solution

Answer 4

Question

Chapter 4.2, Problem 19AYU

(a)

To determine

The least squares regression line.

(b)

To determine

To interpret: The slope.

To determine

To interpret: The y−intercept.

(c)

To determine

To predict: The head circumference for the child who is 25inches tall.

(d)

To determine

The residual value for a child who is 25 inches tall.

(e)

To determine

To draw: The least squares regression line and label the residual.

(f)

To determine

To identify: The reason for different head circumferences.

(g)

To determine

To explain: Whether the model can be used for the provided scenario.

Expert Solution & Answer

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Check out a sample textbook solution

See solution

Answer 5

Chapter 4.2, Problem 19AYU

(a)

To determine

The least squares regression line.

(b)

To determine

To interpret: The slope.

To determine

To interpret: The y−intercept.

(c)

To determine

To predict: The head circumference for the child who is 25inches tall.

(d)

To determine

The residual value for a child who is 25 inches tall.

(e)

To determine

To draw: The least squares regression line and label the residual.

(f)

To determine

To identify: The reason for different head circumferences.

(g)

To determine

To explain: Whether the model can be used for the provided scenario.

Answer 6

Chapter 4.2, Problem 19AYU

(a)

To determine

The least squares regression line.

Answer 7

Chapter 4.2, Problem 19AYU

(a)

To determine

The least squares regression line.

Answer 8

(b)

To determine

To interpret: The slope.

Answer 9

(b)

To determine

To interpret: The slope.

Answer 10

To determine

To interpret: The y−intercept.

Answer 11

To determine

To interpret: The y−intercept.

Answer 12

(c)

To determine

To predict: The head circumference for the child who is 25inches tall.

Answer 13

(c)

To determine

To predict: The head circumference for the child who is 25inches tall.

Answer 14

(d)

To determine

The residual value for a child who is 25 inches tall.

Answer 15

(d)

To determine

The residual value for a child who is 25 inches tall.

Answer 16

(e)

To determine

To draw: The least squares regression line and label the residual.

Answer 17

(e)

To determine

To draw: The least squares regression line and label the residual.

Answer 18

(f)

To determine

To identify: The reason for different head circumferences.

Answer 19

(f)

To determine

To identify: The reason for different head circumferences.

Answer 20

(g)

To determine

To explain: Whether the model can be used for the provided scenario.

Answer 21

(g)

To determine

To explain: Whether the model can be used for the provided scenario.

Answer 22

Expert Solution & Answer

Answer 23

Expert Solution & Answer

Answer 24

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See solution

Answer 25

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The least squares regression line.

Videos

The least squares regression line.

To interpret: The slope.

To interpret: The y−intercept.

To predict: The head circumference for the child who is 25inches tall.

The residual value for a child who is 25 inches tall.

To draw: The least squares regression line and label the residual.

To identify: The reason for different head circumferences.

To explain: Whether the model can be used for the provided scenario.

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Chapter 4 Solutions