Question
In: Statistics and Probability
An auditor for a government agency was assigned the task of evaluating reimbursement for office visits...
An auditor for a government agency was assigned the task of evaluating reimbursement for office visits to physicians paid by Medicare. The audit was conducted on a sample of 75 reimbursements, with the following results:
- In 12 of the office visits, there was an incorrect amount of reimbursement.
- The amount of reimbursement was xbar = $93.70, s = $34.55.
- At the 0.05 level of significance, is there evidence that the population mean reimbursement was less than $100?
- At the 0.05 level of significance, is there evidence that the proportion of incorrect reimbursements in the population was greater than 0.10?
- Discuss the underlying assumptions of the test used in (a).
- What is your answer to (a) if the sample mean equals $90?
- What is your answer to (b) if 15 office visits had incorrect reimbursements?
Solutions
orchestra answered 1 year agoRelated Solutions
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You have been assigned the task of evaluating two mutually exclusive projects with the following projected...
You have been assigned the task of evaluating two mutually
exclusive projects with the following projected cash flows:
Year
Project A
Cash Flow
Project B
Cash Flow
0
$(110,000)
$(110,000)
1
40,000
0
2
40,000
0
3
40,000
0
4
40,000
0
5
40,000
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You have been assigned the task of evaluating two mutually exclusive projects with the following projected...
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YEAR PROJECT A CASH FLOW PROJECT B CASH
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0 ------------- -100,000 --------------- -100,000
1 --------------- 33,000 --------------- 0
2 --------------- 33,000 --------------- 0
3 --------------- 33,000 --------------- 0
4 --------------- 33,000 --------------- 0
5 --------------- 33,000 --------------- 210,000
If the appropriate discount rate on these projects is 12
percent, which would be chosen and why?
1. What is the NPV of...
You have been assigned the task of evaluating two mutually exclusive projects with the following projected...
You have been assigned the task of evaluating two mutually
exclusive projects with the following projected cash flows:
YEAR PROJECT A CASH FLOW
PROJECT B CASH FLOW
0
-110,000
-110,000
1
30,000
0
2
30,000
0
3
30,000
0
4
30,000
0
5
30,000
210,000
If the appropriate discount rate on these projects is 9
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You have been assigned the task of evaluating two mutually exclusive projects with the following projected...
You have been assigned the task of evaluating two mutually
exclusive projects with the following projected cash flows:
Year
Project A
Cash Flow
Project B
Cash Flow
0
$(102,000)
$(102,000)
1
32,000
00
2
32,000
00
3
32,000
00
4
32,000
00
5
32,000
230, 000
If the appropriate discount rate on these projects is 88
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(Mutually exclusive projects and NPV) You have been assigned the task of evaluating two mutually exclusive...
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the task of evaluating two mutually exclusive projects with the
following projected cash flows: If the appropriate discount rate
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What is the NPV of project A? $ nothing (Round to the nearest
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choice.) A....
(Mutually exclusive projects and NPV) You have been assigned the task of evaluating two mutually exclusive...
(Mutually exclusive projects and NPV)
You have been assigned the task of evaluating two mutually
exclusive projects with the following projected cash flows:
YEAR
PROJECT A
CASH FLOW
PROJECT B
CASH FLOW
0
−$110,000
−$110,000
1
30,000
0
2
30,000
0
3
30,000
0
4
30,000
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(Click
on the icon located on the top-right corner of the data table
above in order to copy its contents into a
spreadsheet.)
If the appropriate discount rate on these...
(Mutually exclusive projects and NPV) You have been assigned the task of evaluating two mutually exclusive...
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YEAR PROJECT A CASH FLOW PROJECT B CASH
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2 40,000 0
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As an auditor, a common task is to verify that expenditures of a company are properly...
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The HR/Payroll office at a given firm is responsible for processing all requests for reimbursement of...
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itemized receipts for the purchase, complete a reimbursement form,
obtain their supervisor’s signature on the form, and then submit
the receipts with completed form to the HR/Payroll Office. If the
expenses are approved, employees receive a direct deposit of the...
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