SKQ-101 Online Sections Graded Homework 4
Directions: Draw a circle around your answer(s) for each question and show all of
your work.
Graded Question #1: Unit C Exercise 40 Page 106
Before taking off, a pilot is supposed to set the aircraft altimeter to the elevation of the
airport. A pilot leaves San Diego (altitude of 17 feet) with her altimeter set to 517 feet.
Explain how this affects the altimeter readings throughout the flight. What kind of error is
this?
Graded Question #2: Unit C Exercise 44 Page 107
Find the absolute and relative error in the following situation: The label on a bag of
concrete says, 60 pounds”, but the true weight is only 58 pounds.
Graded Question #3: Unit C Exercise 50 Page 107
Find the absolute and relative error in the following situation: The vote count in a precinct is
1876. It is later discovered that three votes were overlooked.Graded Question #4: Unit C Exercise 54 Page 107
Your weight is 52.55 kilograms. A scale at a health clinic that gives weight measurements
to the nearest half kilogram gives your weight as 52 or 52.5 kilograms. A digital scale at
the gym that gives readings to the nearest 0.01 kilogram gives your weight as 51.48
kilograms. Which measurement is more accurate? Which one is more precise? Explain
why.
Graded Question #5: Unit D Exercise 12 Page 117
Suppose the price of gasoline is $2.30. Find the current price index, using the 1985 price as
the reference value. Use the table on page 109 of the textbook.
Graded Question #6: Unit D Exercise 14 Page 117
If it cost $15 to fill a gas tank in 1995, how much would it have cost to fill the same tank in
2015? Use the table on Page 109 of the textbook.
Graded Question #7: Unit D Exercise 18 Page 117
If someone needed $45,000 to maintain a certain standard of living in 1996, how much
would have been needed to maintain the same standard of living in 2020? Use the table on
page 112 of the textbook to answer this question. Assume that all prices have risen at the
same rate as the CPI.
Requirements: Step by step
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