Management Chapter 5 Homework The Improved Blue bolt Process Able Meet The

Part a

1.4 kgs

0.15 kgs

1.7 kgs

1.1 kgs

Part b

Average Weight:

Standard Deviation:

Upper Tolerance Limit:

Lower Tolerance Limit:

1.4 kgs

Part c

Lower Tolerance Limit:

Average Weight:

Standard Deviation:

Upper Tolerance Limit:

Target Weight:

Average Weight:

Standard Deviation:

Upper Tolerance Limit:

Lower Tolerance Limit:

1.4 kgs

1.5 kgs

Target Weight:

Average Weight:

Leah’s Toys – Rattles

0.01

200

p:

n:

Leah’s Toys – Rubber Balls

Part a

3 oz.

0.25 oz.

3.5 oz.

2.5 oz.

Part b

Lower Tolerance Limit:

Average Weight:

Standard Deviation:

Upper Tolerance Limit:

3 oz.

Part c

Standard Deviation:

Upper Tolerance Limit:

Lower Tolerance Limit:

3 oz.

Target Weight:

Average Weight:

Target Weight:

Lower Tolerance Limit:

Target Weight:

Average Weight:

Standard Deviation:

Upper Tolerance Limit:

Leah’s Toys – On Time Shipment

SAMPLE

Number

Defective

p

SAMPLE CUSTOMER ORDERS (HOURS TO SHIP)

Blue Bolt

Part a

64 oz.

Part b

64 oz.

Target Weight:

Average Weight:

Target Weight:

Average Weight:

River Rock

Target Weight: 200 lbs.

x-2bar 200 lbs.

r-bar 12 lbs.

LaBoing

0.07

p-bar:

AnderSet Laboratories

Part a

MEAN (MICRONS)

(n = 4) MINIMUM MAXIMUM X-bar R

4.206 3.971 4.302 4.206 0.331 4.206 3.971 4.302

3.890 3.749 3.937 3.890 0.188 3.89 3.749 3.937

4.134 3.543 4.584 4.134 1.041 4.134 3.543 4.584

5.082 3.797 5.695 5.082 1.898 5.082 3.797 5.695

5.246 5.106 6.382 5.246 1.276 5.246 5.106 6.382

Part a

Part b

Part c

MEAN (MICRONS)

(n = 4) MINIMUM MAXIMUM X-bar R UCLx X-2bar LCLx UCLr r-bar LCLr

4.134 4.011 4.612 4.134 0.601 4.617 4.137 3.658 1.498 0.657 0.000

3.500

4.500

5.000

6.000

X-Bar Chart

UCLx

LCLx

0.400

1.400

2.900

R Chart

LCLr

Lazy B Ranch

MEAN (SQ FEET)

(n = 9) MINIMUM MAXIMUM X-bar R

12.8 12.5 13.3 12.800 0.800

13.1 12.5 13.5 13.100 1.000

12.9 12.5 13.3 12.900 0.800

13.0 12.6 13.6 13.000 1.000

UCLx: 13.299

Insurance Company

p VALUES

(n = 100)

0.08

0.11

0.12

0.06

0.13

0.09

0.16

0.09

0.18

0.15

Part a

0.60

0.80

1.00

1 2 3 4

P chart

p VALUES

(n = 100) UCLp p-bar LCLp