Data Analysis & Graphing Pre-assessment

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| By Galloway22

Galloway22

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Quizzes Created: 2 | Total Attempts: 1,114

| Attempts: 527 | Questions: 17

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1. Use the pictograph below to answer the questions.

How many students voted for hamsters?

The pictograph shows that there are 6 pictures of hamsters, each representing one student. Therefore, the correct answer is 6 students voted for hamsters.

Explanation

The pictograph shows that there are 6 pictures of hamsters, each representing one student. Therefore, the correct answer is 6 students voted for hamsters.

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About This Quiz

Data Analysis & Graphing Pre-assessment - Quiz

This pre-assessment quiz explores basic statistical concepts using bar graph data from a survey on fourth graders' favorite ice cream flavors. It assesses skills in calculating range, mode,... see moremean, and median, and interpreting day-to-day temperature variations. see less

2. Use the pictograph below to answer the questions.

How many more students voted for dogs than guinea pigs?

The pictograph shows that there are 4 students who voted for dogs and none who voted for guinea pigs. Therefore, the difference between the number of students who voted for dogs and guinea pigs is 4.

Explanation

The pictograph shows that there are 4 students who voted for dogs and none who voted for guinea pigs. Therefore, the difference between the number of students who voted for dogs and guinea pigs is 4.

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3. Use the pictograph below to answer the questions.

How many total students voted?

The answer is 28,28 students because the pictograph shows that each picture represents one student. There are 28 pictures in total, so that means 28 students voted.

Explanation

The answer is 28,28 students because the pictograph shows that each picture represents one student. There are 28 pictures in total, so that means 28 students voted.

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5. Some fourth grade students were asked about their favorite ice cream flavors. The information was used to create this bar graph. Use this bar graph to answer the questions.

Using the data in this bar graph, find the mean:

The mean is calculated by finding the average of all the values. In this case, we can see that there is only one value given, which is 7. Therefore, the mean is simply 7.

Explanation

The mean is calculated by finding the average of all the values. In this case, we can see that there is only one value given, which is 7. Therefore, the mean is simply 7.

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What fraction of people chose ham?

The fraction "one eighth" represents 1 out of 8 equal parts. It means that out of the total number of people, only one part or one eighth of them chose ham. Similarly, "one eight" is another way of expressing the same fraction. "1/8" and "1\8" are both notations for the fraction one eighth. "Eighth" is a word that represents the fraction 1/8.

Explanation

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What fraction of people chose pepperoni?

The correct answer is "one half," "half," "1/2," and "1\2." These are all different ways of representing the fraction 1/2, which means that half of the people chose pepperoni.

Explanation

The correct answer is "one half," "half," "1/2," and "1\2." These are all different ways of representing the fraction 1/2, which means that half of the people chose pepperoni.

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9. Some fourth grade students were asked about their favorite ice cream flavors. The information was used to create this bar graph. Use this bar graph to answer the questions.

Using the data in this bar graph, find the range:

The range is the difference between the highest and lowest values in a set of data. In this case, the highest value on the bar graph is 20 and the lowest value is 10. Therefore, the range is 20 - 10 = 10.

Explanation

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10. Some fourth grade students were asked about their favorite ice cream flavors. The information was used to create this bar graph. Use this bar graph to answer the questions.

Using the data in this bar graph, find the median:

To find the median, we need to arrange the numbers in ascending order. Looking at the bar graph, we can see that the number 5 appears once. Therefore, it is the middle value when the numbers are arranged in ascending order. Hence, the median is 5.

Explanation

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12.

What fraction of people chose sausage?

The correct answer is one quarter, one fourth, 1/4, 1\4. These are all different ways of representing the same fraction, which means that out of the total number of people, one quarter or one fourth or 1/4 or 1\4 of them chose sausage.

Explanation

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17.

Using the data in this line plot, find the mean:

The mean is calculated by finding the average of all the numbers in the dataset. In this case, the numbers are 2.3, 2.333333, 2.33333333, 2.33333, 2.3333, 2.333, 2.33, and 2. Adding all these numbers together and dividing by 8 (the total number of numbers) gives us a mean of approximately 2.333.

Explanation

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