## How do I draw a box plot?

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How to draw a box plot or box and whisker diagram – line of

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## How do you draw a box and whisker plot?

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Box and Whisker Plots – MathHelp.com – Pre Algebra Help – YouTube

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## What statistics are needed to draw a box plot?

What statistics are needed to draw a box plot? The median, mean and standard deviation. The minimum, maximum, median, first and third quartiles. The median and interquartile range.

## How do you make a box plot in GCSE?

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9-1 GCSE Maths – Box Plots – (Box and Whisker) – Edexcel AQA

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## How do you find q1 and q3?

Q1 is the median (the middle) of the lower half of the data, and Q3 is the median (the middle) of the upper half of the data. (3, 5, 7, 8, 9), | (11, 15, 16, 20, 21). Q1 = 7 and Q3 = 16. Step 5: Subtract Q1 from Q3.

## How do you describe a Boxplot?

A boxplot is a standardized way of displaying the distribution of data based on a five number summary (“minimum”, first quartile (Q1), median, third quartile (Q3), and “maximum”). It can tell you about your outliers and what their values are.

## What is whisker in Boxplot?

In a box and whisker plot: the ends of the box are the upper and lower quartiles, so the box spans the interquartile range. the median is marked by a vertical line inside the box. the whiskers are the two lines outside the box that extend to the highest and lowest observations.

## How do you read a Boxplot?

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How to Read a Box Plot – YouTube

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## How do I find the first quartile?

The first quartile, denoted by Q1 , is the median of the lower half of the data set. This means that about 25% of the numbers in the data set lie below Q1 and about 75% lie above Q1 . The third quartile, denoted by Q3 , is the median of the upper half of the data set.