Lesson: Mean, Median, and Mode

In this lesson, we will learn how to find the measures of central tendency like the mean, median, and mode.

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Q1:

The table shows the number of books that 30 students read in a year. Find the mode number of books read.

Q2:

The table shows the frequency distribution of exam marks for Science students in a university. Calculate the mean mark.

Mark	0–9	10–19	20–29	30–39	40–
Frequency	7	4	18	12	5

Q3:

Calculate the mean of the data giving your answer accurate to one decimal place.

Calculate the median of the data.

Calculate the mode of the data.

Calculate the range of the data.

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