The internal revenue service reports that the mean federal income tax paid in the year 2010 was $8040. Assume that the standard deviation is $4600. The IRS plans to draw a sample of 100 tax returns to study the effect of a new law. Part 4. Would it be unusual if the sample mean we're less than $7500? Round your answer to four decimals place. Part 5. Do you think it would be unusual for an individual to pay tax of less than $7500! Explain ? Assume the population is approximately normal.
The internal revenue service reports that the mean federal income tax paid in the year 2010 was $8040. Assume that the standard deviation is $4600. The IRS plans to draw a sample of 100 tax returns to study the effect of a new law. Part 4. Would it be unusual if the sample mean we're less than $7500? Round your answer to four decimals place. Part 5. Do you think it would be unusual for an individual to pay tax of less than $7500! Explain ? Assume the population is approximately normal.
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.3: Measures Of Spread
Problem 16HP
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The internal revenue service reports that the
Part 4. Would it be unusual if the sample mean we're less than $7500? Round your answer to four decimals place.
Part 5. Do you think it would be unusual for an individual to pay tax of less than $7500! Explain ? Assume the population is approximately normal.
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