DATA SETS FOR UNIT 1

1. Oil Change Costs

The table below displays data that relate the number or oil changes per year and the cost of engine repairs.

A / B / C / D / E / F / G / H / I / J / K / L / M
Oil Changes Per Year / 3 / 5 / 2 / 3 / 1 / 4 / 6 / 4 / 3 / 2 / 0 / 10 / 7
Cost of Repairs ($) / 300 / 300 / 500 / 400 / 700 / 400 / 100 / 250 / 450 / 650 / 600 / 0 / 150

2. Timber Lumber Company

The T.L.C. sells lumber for construction of homes. The table below displays data that relate the number of board feet of lumber sold in a month to the profit made by the company in that month. Losses are shown in parenthesis. Data is not given in chronological order.

A / B / C / D / E / F / G / H / I / J / K / L
Thousands of Board Feet sold / 3 / 8 / 10 / 5 / 1 / 3 / 7 / 2 / 6 / 1 / 8 / 11
Profit (Loss) measured dollars / 600 / 6,500 / 9,200 / 3,200 / (1,600) / 400 / 5,000 / (700) / 4,000 / (1,800) / 6,700 / 10,500

3. Titan Construction

Titan Construction has been contracted to build a 20-story building. They are given a budget of 40 Million dollars and 10 Months to complete the job. The following table relates the month, the number of floors completed, and the amount of their budget remaining. The table only shows the first 8 months in chronological order.

Month / 0 / 1 / 2 / 3 / 4 / 5 / 6 / 7 / 8
Stories Completed / 0 / 1 / 2 / 4 / 7 / 9 / 11 / 12 / 14
Budget Remaining (in millions of dollars) / 40 / 36 / 31.5 / 27.5 / 23 / 19 / 15 / 10.5 / 6.4

4. Morluck Pond

A property was bought by ABC Unlimited to build a factory on but the property was under water due to its low elevation. ABC Unlimited decides to pump out water from their property until it’s dry. Engineers determine that the property will be dry when its water level is 60 inches below sea level. As they pump, seepage from the nearby Morluck Pond causes Morluck Pond to slowly get pumped away as well. The following table gives the water level on the property and the water level in Morluck Pond (in inches relative to sea level).

Day of Measurements / 0 / 1 / 2 / 3 / 4 / 5 / 6
Property Water Level / 0 / -8 / -16 / -24 / -32 / -40 / -48
Morluck Pond Water Level / 0 / -1.6 / -4.7 / -6.4 / -7.2 / -8.9 / -14.2

5. Calcu-Chem

Calcu-Chem produces a drug, which eliminates migraine headaches. The following table provides guidelines for dosage, and maximum dosage (measured in milligrams) for a patient’s weight (measured in pounds).

Patient ID / Weight (lbs) / Suggested Dose (mg) / Maximum Dose Allowed (mg)
A / 88 / 40 / 66
B / 99 / 45 / 75
C / 110 / 50 / 83
D / 121 / 55 / 91
E / 132 / 60 / 100
F / 143 / 65 / 108
G / 154 / 70 / 116
H / 165 / 75 / 125
I / 176 / 80 / 133
J / 187 / 85 / 141
K / 198 / 90 / 150
L / 209 / 95 / 158

6. Techno Publishing

The following table displays the number of typographical errors in technical documents created by Techno Publishing, and the associated cost of correcting them.

Document / A / B / C / D / E / F
# of Errors / 7 / 12 / 4 / 14 / 25 / 30
Correction Cost ($) / 128 / 213 / 75 / 250 / 446 / 540

7. Eagle Golf Games

E.G.G. has a mini-golf course that hasn’t been populated as much as they would like. They realize that traditional mini-golf requires at least two people, so lone customers can’t play. To lure in lone customers they set up a day where golfers can come alone to play a round of golf and attempt to win prizes based on their score. The following table relates their score to the prize.

Score / -6 / -7 / -8 / -9 / -10
Prize ($) / 1.00 / 2.50 / 4.00 / 8.00 / 13.00

8. Intelligent Investors Inc.

I.I.I. has 10 brokers, which manage accounts by picking stocks and buying and selling them at good times. To determine if there is any relationship between the number of years of experience and skill they set up an experiment. They gave each investor $1000 and 2 months to make the most money they could. The following table displays the money made, and the years of experience. Losses are shown in Parenthesis.

Broker / A / B / C / D / E / F / G / H / I / J
Experience (years) / 6 / 8 / 12 / 4 / 3 / 7 / 20 / 13 / 15 / 1
Money made (lost) in dollars / 15 / 42 / 48 / (18) / (26) / 28 / 132 / 83 / 86 / (36)

9. Muscle Mass

A person’s muscle mass is expected to decrease with age. To explore this relationship in women, a nutritionist randomly selected 15 women beginning with age 41 and ending with age 78. The following table displays the result.

Patient I.D. / A / B / C / D / E / F / G / H / I / J / K / L / M / N / O
Age / 47 / 46 / 45 / 41 / 47 / 41 / 48 / 48 / 43 / 42 / 55 / 57 / 59 / 78 / 65
Muscle Mass / 97 / 113 / 96 / 119 / 92 / 112 / 92 / 102 / 102 / 101 / 87 / 91 / 82 / 69 / 73

10. U.S. Prison Inmates

The following table displays the U.S. prison population from 1910 to 2000.

Year / 1910 / 1920 / 1930 / 1940 / 1950 / 1960 / 1970 / 1980 / 1990 / 2000 / 2010
Prison Population in Thousands / 112 / 110 / 181 / 273 / 253 / 333 / 338 / 474 / 1,148 / 1,965 / 2,267

11. Plasma Level in Children

Data was taken on the plasma level of a polyamine of 10 healthy children from ages 0 (newborn) to age 4. The table below shows the relationship between the child’s age and plasma level.

Child I.D. / A0 / B0 / A1 / B1 / A2 / B2 / A3 / B3 / A4 / B4
Age / 0 / 0 / 1 / 1 / 2 / 2 / 3 / 3 / 4 / 4
Plasma Level / 13.44 / 12.84 / 10.11 / 11.38 / 9.83 / 9.00 / 7.94 / 6.01 / 4.86 / 5.10