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Data Analysis Quiz 1
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 Contemporary's GED Mathematics
Jerry Howett
Data Analysis, Statistics, and Probability
Chapter Review Quiz
Directions:
Choose the best answer to each problem. You may refer to pages 197–222 in Contemporary’s GED Mathematics if you need additional help. You may also use a calculator. When you have finished the quiz, click on Submit Answers to receive feedback and results. You may also choose to e-mail your results to your instructor.
Problems 3 and 4 refer to the following graph.

Problems 5 and 6 refer to the following graph.

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5
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 According to the graph, between what two consecutive years did the shipment of CDs first exceed the shipment of cassettes?
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A) |
1990 and 1991 |
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B) |
1991 and 1992 |
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C) |
1992 and 1993 |
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D) |
1993 and 1994 |
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E) |
1994 and 1995 |
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6
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 The Recording Industry Association of America reported that only 2% of the CDs sold in 1998 were jazz CDs. About how many jazz CDs were sold in 1998?
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A) |
8,500,000 CDs |
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B) |
17,000,000 CDs |
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C) |
34,000,000 CDs |
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D) |
68,000,000 CDs |
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E) |
134,000,000 CDs |
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7
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 The following table shows some of the proposed postal rate increases for the summer of 2002.
| Current | Proposed |
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First-class mail, 1 oz. |
$0.34 |
$0.37 |
Postcard |
0.21 |
0.23 |
Priority mail, 1 lb. |
3.50 |
3.85 |
Certified mail |
2.20 |
2.35 |
By what percent is the rate for one pound of priority mail expected to increase?
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A) |
5% |
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B) |
6.5% |
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C) |
8% |
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D) |
8.75% |
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E) |
10% |
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8
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 Frank brought his laundry home from the laundromat and left it in the bag. There were 6 gray socks, 8 white socks, and 2 black socks in the bag.
Frank wanted to put on clean white socks to go jogging. He reached in the bag and pulled out one black sock. The second sock he took from the bag was white. What is the probability that the next sock he takes from the bag will be white?
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A) |
1/2 |
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B) |
1/3 |
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C) |
1/5 |
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D) |
1/7 |
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E) |
1/8 |
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Problems 9 and 10 refer to the following information and table.
Betty teaches an exercise class at a community center. On the first day of class she weighed each man and woman in the class. The results are on the following table:
Weight Range | Women | Men |
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200 lbs. and over |
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3 |
180–199 lbs. |
2 |
5 |
160–179 lbs. |
4 |
7 |
140–159 lbs. |
7 |
0 |
120–139 lbs. |
2 |
0 |
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Data Analysis Quiz 1
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