Practice Computing Mean from Ungrouped Data - 2.1.4 | 2. Data Processing | CBSE 12 Geography - Practical Work in Geography Part 2
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Computing Mean from Ungrouped Data

2.1.4 - Computing Mean from Ungrouped Data

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Practice Questions

Test your understanding with targeted questions

Question 1 Easy

Calculate the mean of the following numbers: 4, 8, 10.

💡 Hint: Add the numbers and divide by 3.

Question 2 Easy

What is the mean of these values: 14, 16, 12?

💡 Hint: Add them up and divide by 3.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What is the formula for calculating the mean?

X = Σx / N
X = Σx + N
X = N / Σx

💡 Hint: Think about how averages are calculated.

Question 2

True or False: The mean can be heavily influenced by extreme values.

True
False

💡 Hint: Consider what happens in datasets with outliers.

1 more question available

Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

A factory produces widgets, with the following production for five days: 20, 25, 27, 22, and 30. Calculate the mean production per day and discuss why it matters.

💡 Hint: Remember the mean formula and the significance of finding average performance.

Challenge 2 Hard

You have the following temperatures for a week in Celsius: 18, 20, 19, 21, and 22. Calculate the mean and explain what this tells about the week’s weather.

💡 Hint: Identify the relationship between temperature measurements and the average condition.

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