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State of Arizona v. Wayne James Nelson         Date of check Amount 1 10/9/1992 $1,927.46 2 10/9/1992 $27,902.31 3 10/14/1992 $86,241.90 4 10/14/1992 $72,117.46 5 10/14/1992 $81,321.75 6 10/14/1992 $97,473.96 7 10/19/1992 $93,249.11 8 10/19/1992 $89,656.17 9 10/19/1992 $87,776.89 10 10/19/1992 $92,105.83 11 10/19/1992 $79,949.16 12 10/19/1992 $87,602.93 13 10/19/1992 $96,879.27 14 10/19/1992 $91,806.47 15 10/19/1992 $84,991.67 16 10/19/1992 $90,831.83 17 10/19/1992 $93,766.67 18 10/19/1992 $88,338.72 19 10/19/1992 $94,639.49 20 10/19/1992 $83,709.26 21 10/19/1992 $96,412.21 22 10/19/1992 $88,432.86 23 10/19/1992 $71,552.16 As an example of financial forensics, in State of Arizona v. Wayne James Nelson, Mr. Nelson was accused of trying to defraud the state of nearly $2 million. Nelson, a manager in the office of the Arizona State Treasurer, argued that he wasn't trying to steal the money but had diverted actual vendor invoice amounts to a bogus vendor only to demonstrate the absence of safeguards in a new computer system. The amounts of the 23 checks issued by Mr. Nelson are shown above. What proportion of the checks had a leading digit of 7, 8, or 9?

State of Arizona v. Wayne James Nelson         Date of check Amount 1 10/9/1992 $1,927.46 2 10/9/1992 $27,902.31 3 10/14/1992 $86,241.90 4 10/14/1992 $72,117.46 5 10/14/1992 $81,321.75 6 10/14/1992 $97,473.96 7 10/19/1992 $93,249.11 8 10/19/1992 $89,656.17 9 10/19/1992 $87,776.89 10 10/19/1992 $92,105.83 11 10/19/1992 $79,949.16 12 10/19/1992 $87,602.93 13 10/19/1992 $96,879.27 14 10/19/1992 $91,806.47 15 10/19/1992 $84,991.67 16 10/19/1992 $90,831.83 17 10/19/1992 $93,766.67 18 10/19/1992 $88,338.72 19 10/19/1992 $94,639.49 20 10/19/1992 $83,709.26 21 10/19/1992 $96,412.21 22 10/19/1992 $88,432.86 23 10/19/1992 $71,552.16 As an example of financial forensics, in State of Arizona v. Wayne James Nelson, Mr. Nelson was accused of trying to defraud the state of nearly $2 million. Nelson, a manager in the office of the Arizona State Treasurer, argued that he wasn't trying to steal the money but had diverted actual vendor invoice amounts to a bogus vendor only to demonstrate the absence of safeguards in a new computer system. The amounts of the 23 checks issued by Mr. Nelson are shown above. What proportion of the checks had a leading digit of 7, 8, or 9?

MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
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State of Arizona v. Wayne James Nelson
     
  Date of check Amount
1 10/9/1992 $1,927.46
2 10/9/1992 $27,902.31
3 10/14/1992 $86,241.90
4 10/14/1992 $72,117.46
5 10/14/1992 $81,321.75
6 10/14/1992 $97,473.96
7 10/19/1992 $93,249.11
8 10/19/1992 $89,656.17
9 10/19/1992 $87,776.89
10 10/19/1992 $92,105.83
11 10/19/1992 $79,949.16
12 10/19/1992 $87,602.93
13 10/19/1992 $96,879.27
14 10/19/1992 $91,806.47
15 10/19/1992 $84,991.67
16 10/19/1992 $90,831.83
17 10/19/1992 $93,766.67
18 10/19/1992 $88,338.72
19 10/19/1992 $94,639.49
20 10/19/1992 $83,709.26
21 10/19/1992 $96,412.21
22 10/19/1992 $88,432.86
23 10/19/1992 $71,552.16

As an example of financial forensics, in State of Arizona v. Wayne James Nelson, Mr. Nelson was accused of trying to defraud the state of nearly $2 million. Nelson, a manager in the office of the Arizona State Treasurer, argued that he wasn't trying to steal the money but had diverted actual vendor invoice amounts to a bogus vendor only to demonstrate the absence of safeguards in a new computer system. The amounts of the 23 checks issued by Mr. Nelson are shown above.

What proportion of the checks had a leading digit of 7, 8, or 9?

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