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MAT 101 Final Exam Review
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MAT 101 Final Exam Review
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MAT 101 Final Exam Review2 - correct answer-Calculate the mode of the following data: 4, 6, 2, 11, 75, 62, 44, 2
*Frequency Distribution Table (Check with instructor) - correct answer-Create a frequency
distribution of the following data: 10, 15, 12, 11, 10, 16, 13, 11, 11, 15, 18, 18, 18, 11, 12, 13,
16, 15, 12, 1
Median: 500
Mean: 578.6 - correct answer-Calculate the median and mean of the following data: 444,
500, 675, 953, 321
.5 - correct answer-A student scores 70 on a science test. The score for the test is normally
distributed. The test has a mean of 60 and a standard deviation of 20. Calculate the z-score
for the science test.
4.90 - correct answer-Calculate the standard deviation of the following data (round to the
nearest hundredth): 4, 8, 6, 10, 16, 14, 12, 18
Representative Sample - correct answer-A ____ is a sample that exhibit characteristics
typical of those possessed by the target population.
68% - correct answer-Approximately ____% of the data items fall within 1 standard deviation
of the mean
98 - correct answer-The scores on a test are normally distributed with a mean of 83 and a
standard deviation of 5. Find the score that is 3 standard deviations above the mean.
56 - correct answer-Male adult heights in North America are normally distributed with a
mean of 64 inches and a standard deviation of 4 inches. Find the height that is 2 standard
deviations below the mean.
-3 - correct answer-A set of data items is normally distributed with a mean of 50 and a
standard deviation of 5. Convert the following data item to a z-score: 35
83.3% - correct answer-What is 5/6 as a percent rounded to the nearest tenth?
Income Tax - correct answer-_____ is a percentage of your income collected by the
government to fund its services and programs.
$1,148 - correct answer-If the local sales tax rate is 3.5% and you purchase a car for
$32,800, how much tax will you pay?
$59.92 - correct answer-Suppose that the local sales tax is 7% and you purchase a really
cool, fun math book...for $56. What is the book's total cost?
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