An auditor randomly samples 20 accounts receivable from among the 500 such accounts of a client's firm. The auditor lists the amount of each account and checks to see if the underlying documents comply with stated procedures. The data are recorded in the accompanying table (amounts are in dollars, Y=yes, and N=no). Account Amount Compliance 1 278 Y 2 192 Y 3 310 Y 4 94 N 5 86 Y 6 335 Y 7 310 N 8 290 Y 9 221 Y 10 168 Y 11 118 N 12 212 N 13 92 Y 14 56 Y 15 142 Y 16 37 Y 17 186 N 18 221 Y 19 219 N 20 305 Y Estimate the total accounts receivable for the 500 accounts of the firm and place a bound on the error of estimation. Do you think that the average account receivable for the firm exceeds $250? Why?
An auditor randomly samples 20 accounts receivable from among the 500 such accounts of a client's firm. The auditor lists the amount of each account and checks to see if the underlying documents comply with stated procedures. The data are recorded in the accompanying table (amounts are in dollars, Y=yes, and N=no). Account Amount Compliance 1 278 Y 2 192 Y 3 310 Y 4 94 N 5 86 Y 6 335 Y 7 310 N 8 290 Y 9 221 Y 10 168 Y 11 118 N 12 212 N 13 92 Y 14 56 Y 15 142 Y 16 37 Y 17 186 N 18 221 Y 19 219 N 20 305 Y Estimate the total accounts receivable for the 500 accounts of the firm and place a bound on the error of estimation. Do you think that the average account receivable for the firm exceeds $250? Why?
Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter11: Data Analysis And Probability
Section: Chapter Questions
Problem 8CR
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An auditor randomly samples 20 accounts receivable from among the 500 such accounts of a client's firm. The auditor lists the amount of each account and checks to see if the underlying documents comply with stated procedures. The data are recorded in the accompanying table (amounts are in dollars, Y=yes, and N=no).
Account | Amount | Compliance |
1 | 278 | Y |
2 | 192 | Y |
3 | 310 | Y |
4 | 94 | N |
5 | 86 | Y |
6 | 335 | Y |
7 | 310 | N |
8 | 290 | Y |
9 | 221 | Y |
10 | 168 | Y |
11 | 118 | N |
12 | 212 | N |
13 | 92 | Y |
14 | 56 | Y |
15 | 142 | Y |
16 | 37 | Y |
17 | 186 | N |
18 | 221 | Y |
19 | 219 | N |
20 | 305 | Y |
Estimate the total accounts receivable for the 500 accounts of the firm and place a bound on the error of estimation. Do you think that the average account receivable for the firm exceeds $250? Why?
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