Describing and Analyzing Data

During the week, Kiana kept a log of how many hours she spent after school on homework. Based on the information in the table above, which would best describe her homework habits?

• Kiana studied an average of 2.3 hours a week.

• The range is so spread out; it appears Kiana has inconsistent study habits.

• Kiana spends, on average, at least 20% of each day doing homework.

• The data indicates that Kiana studies more towards the end of the week.

Eat-A-Lot Cereal Company has a machine that records and graphs the weight (in grams) of packages as they leave the assembly line. Below is a dot plot of some weights of packages. Which set of data correctly matches this dot plot?

• 16.03, 16.01, 15.99, 16.07, 16.02, 16.02, 16.08, 16.00, 15.95, 16.02, 15.99

• 16.04, 16.01, 15.98, 16.07, 16.03, 16.02, 16.09, 16.00, 15.96, 16.02, 16.00

• 16.02, 16.01, 15.98, 16.07, 16.01, 16.02, 16.07, 16.00, 15.94, 16.02, 15.98

• 16.03, 16.00, 15.99, 16.06, 16.02, 16.01, 16.08, 15.99, 15.95, 16.01, 15.99

In the last 5 games, Kevin Durant scored 22, 22, 18, 12, and 21 points. What is Durant's Mean (Average) score per game?

•  19 points per game

• 95 points per game

• 18.6 points per game

• 22 points per game

The bar graph below shows the number of points scored by 4 students in a game.  What was the mean (average) number of points each student scored?

• 5

• 6

• 7 1/4

• 7 1/2

What was the highest score on the math test?

• 53

• 79

• 97

• 90

The graphs show how the price of basketball tickets increased. Do the graphs show the same data? Explain.

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Which graph below could be used to indicate a greater increase in the number of hours spent exercising? Explain.

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Find the mean, median, and mode of the data: _____

Based on the size of the bars compare the elevations of the mountains.

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Explain how this graph may be misleading.

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