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This is a SAMPLE test for Grade: 8, Subject: Math |
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Test Topic(s):
Probability and Statistics, Line Chart, Line Plot |
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| Read the following text/image to answer questions 1
through 5
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Following chart represents defects found in the production of cars in a car company.
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| Question 1:
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| Which defect is almost constant over the years? |
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| Question 2:
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| Which defect was occurring the least in the year 2001? |
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| Question 3:
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| Which defect continued to worsen over the years? |
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| Question 4:
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| The company applied techniques to improve paint defects. When did they see improvements in the paint defects? |
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| Question 5:
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| How much improvement did the company see after they improved paint defects? |
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| Question 6:
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What is the average number of students selected from each grade?
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| Question 7:
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Each point in the following line plot represents 1,000 people. How many people are more then 80 years old?
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| Question 8:
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How many people are older then 60 and younger then 80? (Each point = 1,000 people.)
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| Question 9:
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Calls received in a customer service department are plotted in the following plot. Each point represents 100 calls. What is the average number of calls during the week?
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| Question 10:
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Calls received in a customer service department are plotted in the following plot. Each point represents 100 calls. If one person can handle ~200 calls, how many full time employees should the company hire so that all calls can be handled effectively everyday?
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