Find probabilities from a histogram
Switch to our new maths teaching resources
Slide decks, worksheets, quizzes and lesson planning guidance designed for your classroom.
Play new resources video
Lesson details
Key learning points
- In this lesson, we will learn how to find probabilities from a histogram by finding the frequencies represented by each bar and the vertical scale.
Licence
This content is made available by Oak National Academy Limited and its partners and licensed under Oak’s terms & conditions (Collection 1), except where otherwise stated.
Loading...
3 Questions
Q1.
What is the total frequency?
![An image in a quiz](/_next/image?url=https%3A%2F%2Foaknationalacademy-res.cloudinary.com%2Fimage%2Fupload%2Fv1707167306%2Fsvnnb6hqoy2t1ytpbxgy.jpg&w=384&q=75)
A
C
D
Q2.
Which class interval contains the median?
![An image in a quiz](/_next/image?url=https%3A%2F%2Foaknationalacademy-res.cloudinary.com%2Fimage%2Fupload%2Fv1707167308%2Fxakyksac4zonbuye61az.jpg&w=384&q=75)
A
B
D
Q3.
What is the estimate median?
![An image in a quiz](/_next/image?url=https%3A%2F%2Foaknationalacademy-res.cloudinary.com%2Fimage%2Fupload%2Fv1707167311%2Fdcbf8kvxncsaqg06b1ah.jpg&w=384&q=75)
B
C
D
3 Questions
Q1.
What is the probability a plant chosen at random is less than 10 cm?
![An image in a quiz](/_next/image?url=https%3A%2F%2Foaknationalacademy-res.cloudinary.com%2Fimage%2Fupload%2Fv1707168769%2Fneair2rcszhopqejffk6.jpg&w=384&q=75)
B
C
D
Q2.
What is the probability a plant chosen at random is more than 20 cm?
![An image in a quiz](/_next/image?url=https%3A%2F%2Foaknationalacademy-res.cloudinary.com%2Fimage%2Fupload%2Fv1707168774%2Fl9dmjffucpnbog35kbiz.jpg&w=640&q=75)
A
B
C
Q3.
What is an estimate for the probability that a randomly selected plant is over 30 cm tall?
![An image in a quiz](/_next/image?url=https%3A%2F%2Foaknationalacademy-res.cloudinary.com%2Fimage%2Fupload%2Fv1707168777%2Fzgcvewfx1m5uoxrdcrhd.jpg&w=640&q=75)
A
C
D