Lahey Motors specializes in selling cars to buyers with a poor credit history. Listed is the number of cars that wer Lahey customers because they did not meet the payment obligations over each of the last 36 months. 7 7 10 11 4 11 22 12 10 10 15 15 6 13 12 12 8 19 8 9 10 15 8 14 8 11 15 7 17 15 8 6 10 10 13 Click here for the Excel Data File a. Find the control limits from the c-bar data for the number repossessed wherever required. Round your answers to 2 decimal places.) (Leave no cells blank - be ce Mean number of defects per unit LCL

Intermediate Algebra
19th Edition
ISBN:9780998625720
Author:Lynn Marecek
Publisher:Lynn Marecek
Chapter12: Sequences, Series And Binomial Theorem
Section12.3: Geometric Sequences And Series
Problem 12.58TI: What is the total effect on the economy of a government tax rebate of $500 to each household in...
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Lahey Motors specializes in selling cars to buyers with a poor credit history. Listed is the number of cars that were repossessed from
Lahey customers because they did not meet the payment obligations over each of the last 36 months.
7
10
11
4
11
22
12
10
10
15
15
6
13
12
12
19
8
9
10
15
8
14
8
11
15
7
17
15
8
6
10
10
13
I Click here for the Excel Data File
(Leave no cells blank - be certain to enter "O"
a. Find the control limits from the c-bar data for the number repossessed
wherever required. Round your answers to 2 decimal places.)
Mean number of defects per unit
LCL
UCL
b. Were there any months when the number was out of control?
O Yes
O No
Transcribed Image Text:Lahey Motors specializes in selling cars to buyers with a poor credit history. Listed is the number of cars that were repossessed from Lahey customers because they did not meet the payment obligations over each of the last 36 months. 7 10 11 4 11 22 12 10 10 15 15 6 13 12 12 19 8 9 10 15 8 14 8 11 15 7 17 15 8 6 10 10 13 I Click here for the Excel Data File (Leave no cells blank - be certain to enter "O" a. Find the control limits from the c-bar data for the number repossessed wherever required. Round your answers to 2 decimal places.) Mean number of defects per unit LCL UCL b. Were there any months when the number was out of control? O Yes O No
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