H&R Block believes the proportion of tax returns submitted to the IRS with errors has increased over the years. So, an auditor for H&R Block randomly selected a sample of 320 tax returns submitted to the IRS from tax year 1995 and 180 tax returns submitted to the IRS from tax year 2005. He classified the returns as "Error" or "No Error" and recorded his findings in Excel. Can H&R Block prove that the difference in the proportion of tax returns submitted to the IRS with errors has decreased over this 10-year period at a-0.05? State the hypothesis in terms of 2005-1995. Use the correct excel output above to answer the following question. For the 80% confidence interval for p2005 - P1995. find the upper endpoint. -0.054 (with margin: 0)

Income Tax Fundamentals 2020
38th Edition
ISBN:9780357391129
Author:WHITTENBURG
Publisher:WHITTENBURG
Chapter12: Tax Administration And Tax Planning
Section: Chapter Questions
Problem 2P
icon
Related questions
Question

please answer in text form and in proper format answer with must explanation , calculation for each part and steps clearly

H&R Block believes the proportion of tax returns submitted to the IRS with
errors has increased over the years. So, an auditor for H&R Block randomly
selected a sample of 320 tax returns submitted to the IRS from tax year 1995
and 180 tax returns submitted to the IRS from tax year 2005. He classified the
returns as "Error" or "No Error" and recorded his findings in Excel. Can H&R
Block prove that the difference in the proportion of tax returns submitted to the
IRS with errors has decreased over this 10-year period at a-0.05? State the
hypothesis in terms of 2005-1995. Use the correct excel output above to
answer the following question.
For the 80% confidence interval for p2005 - P1995. find the upper endpoint.
-0.054 (with margin: 0)
Transcribed Image Text:H&R Block believes the proportion of tax returns submitted to the IRS with errors has increased over the years. So, an auditor for H&R Block randomly selected a sample of 320 tax returns submitted to the IRS from tax year 1995 and 180 tax returns submitted to the IRS from tax year 2005. He classified the returns as "Error" or "No Error" and recorded his findings in Excel. Can H&R Block prove that the difference in the proportion of tax returns submitted to the IRS with errors has decreased over this 10-year period at a-0.05? State the hypothesis in terms of 2005-1995. Use the correct excel output above to answer the following question. For the 80% confidence interval for p2005 - P1995. find the upper endpoint. -0.054 (with margin: 0)
Expert Solution
trending now

Trending now

This is a popular solution!

steps

Step by step

Solved in 2 steps

Blurred answer
Similar questions
  • SEE MORE QUESTIONS
Recommended textbooks for you
Income Tax Fundamentals 2020
Income Tax Fundamentals 2020
Accounting
ISBN:
9780357391129
Author:
WHITTENBURG
Publisher:
Cengage
Individual Income Taxes
Individual Income Taxes
Accounting
ISBN:
9780357109731
Author:
Hoffman
Publisher:
CENGAGE LEARNING - CONSIGNMENT
SWFT Comprehensive Vol 2020
SWFT Comprehensive Vol 2020
Accounting
ISBN:
9780357391723
Author:
Maloney
Publisher:
Cengage
SWFT Individual Income Taxes
SWFT Individual Income Taxes
Accounting
ISBN:
9780357391365
Author:
YOUNG
Publisher:
Cengage
SWFT Comprehensive Volume 2019
SWFT Comprehensive Volume 2019
Accounting
ISBN:
9780357233306
Author:
Maloney
Publisher:
Cengage
SWFT Corp Partner Estates Trusts
SWFT Corp Partner Estates Trusts
Accounting
ISBN:
9780357161548
Author:
Raabe
Publisher:
Cengage