Grade 6 | Unit 8: Data Sets and Distributions | Mid-Unit Assessment (B)

Select all the statistical questions.

• How many cups are in a gallon?

• Which measuring spoon (tablespoon, teaspoon, half-teaspoon, or quarter-teaspoon) do home bakers use most frequently?

• On average, how much salt do professional pastry chefs use in a pie crust?

• Which is larger, 17 ounces or 2 cups?

• Did a specific store sell more measuring cups or measuring spoons on a specific day?

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6.SP.A.1

The dot plot shows the number of hours 20 sixth grade students spent studying in a week. Select all true statements about the data used to build the dot plot.

• The difference between the most hours and the least hours spent studying was 6 hours.

• The mean amount of study time was 5 hours.

• Nine students studied for at least 4 hours.

• Most students studied less than 4 hours.

• Only 1% of the students studied more than 6 hours.

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6.RP.A.3.c

6.SP.B.4

A survey asked people how many hours they spend watching television during a week, to the nearest hour. The histogram displays the data. Which of these statements must be true?

• Every person in the survey spent less than 10 hours watching television.

• Every person in the survey watched some television during the week.

• There are more people in the survey who watched 12 hours of television than people who watched 17 hours.

• More than 20 people participated in the survey.

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6.SP.B.4

6.SP.B.5.a

Here is the height of 20 flowers in the school garden, in centimeters.

5

5

10

10

15

25

25

30

35

45

45

45

45

50

50

55

65

70

105

110

Draw a histogram to display the data. Based on the histogram, what is a typical height for these 20 flowers?

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6.SP.A.3

6.SP.B.4

The mean of four numbers is 40. Three of the four numbers are 35, 41, and 41. What is the fourth number?

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6.SP.B.5.c

Draw two dot plots, each with 7 or fewer data points, so that: both dot plots display data with the same median, the data displayed in Dot Plot B has a much larger IQR than the data displayed in Dot Plot A. How can you tell, visually, that one dot plot displays data with a larger IQR than another?

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6.SP.B.4

6.SP.B.5.c

Here are two dot plots showing the milligrams of sodium in the 5 most popular menu items at two different fast food restaurants. For each restaurant, identify any menu item whose sodium is unusual compared to the other items from the restaurant. Calculate the MAD (mean absolute deviation) of each data set. Which restaurant has menu items with a wider spread of sodium content?

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6.SP.A.3

6.SP.B.5.c