Questions from Statistics


Q: Last year, the population of China was 1,393,

Last year, the population of China was 1,393,783,836.

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Q: The Burj Khalifa in Dubai is 2717 feet tall, making it

The Burj Khalifa in Dubai is 2717 feet tall, making it the world’s tallest building.

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Q: The St. Louis Gateway Arch is 630.2377599694 feet tall

The St. Louis Gateway Arch is 630.2377599694 feet tall.

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Q: The United Nations reported that the global illegal drug trade has a

The United Nations reported that the global illegal drug trade has a value of $321.6 billion.

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Q: In a USA Today survey, 21% of 144 respondents said

In a USA Today survey, 21% of 144 respondents said that they aspired to have their boss’s job. The margin of error is 7 percentage points.

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Q: Eight years ago, we learned that the age of the earth

Eight years ago, we learned that the age of the earth is 4.543 billion years, so the age of the earth is now 4,543,000,008 years.

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Q: If a killer whale weighing 4000 kg swallows a fish that weighs

If a killer whale weighing 4000 kg swallows a fish that weighs 2 kg, the whale will weigh 4002 kg.

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Q: Distinguish between random errors and systematic errors. How can we minimize

Distinguish between random errors and systematic errors. How can we minimize the effects of random errors? How can we account for the effect of a³systematic error?

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Q: Distinguish between the absolute error and the relative error in a measurement

Distinguish between the absolute error and the relative error in a measurement. Give an example in which the absolute error is large but the relative error is small and another example in which the ab...

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Q: Distinguish between accuracy and precision. Give an example of a measurement

Distinguish between accuracy and precision. Give an example of a measurement that is precise but inaccurate and another example of a measurement that is accurate but imprecise.

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