23/24 EHE L14 Yr 11 - Averages & the range

Spot the mistakes - not every question is wrong.

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Lesson 14 - Averages & the range

1. Angles around a point add up to? 2. Simplify 20ab/5a 3. 1.34 × 20 4. 102 5. Round 0.004417 to 2 s.f. 6. What is 0.75hrs in minutes? 7. - 9 × - 8 + 5 8. What is 3% of £25?

Challenge

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Quizizz

Averages + Range

4, 6, 8, 2, 3, 6, 9

Averages + Range

-1, 2, -8, 3, 2, 6,

Averages + Range

Mean 2: Decimals and Negatives [MF49.04]

04

Mean 1: Positive Integers [MF49.03]

Then search for the nugget.

Click on this one

02

01

03

Median [MF49.02]

Mode [MF49.01]

Century Tasks

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https://drive.google.com/file/d/1cw-5LkBKjywGEAnNUU7bDLDsUHd4x1ia/view?usp=sharing

Averages & the range

What was the mean number of goals scored per player?

A hockey team took part in a tournament. A total of 25 players were use during the tournament. A record was kept of the number of goals scored by each player. A summary of this is shown in the table.

The mean from tables

Calculate an estimate for the mean daily snowfall in Trofenburg for January. You must show all your working.

The tourist office in Trofenburg displays the snowfall data each month in a table. The table shows the snowfall for each day during January.

The mean from tables

Calculate an estimate of the mean time taken to complete the test.

A group of pupils was timed in completing a maths test. The results are shown in the grouped frequency table.

The mean from tables

Past Paper questions

https://drive.google.com/file/d/1cw-5LkBKjywGEAnNUU7bDLDsUHd4x1ia/view?usp=sharing

https://drive.google.com/file/d/1cw-5LkBKjywGEAnNUU7bDLDsUHd4x1ia/view?usp=sharing

https://drive.google.com/file/d/1cw-5LkBKjywGEAnNUU7bDLDsUHd4x1ia/view?usp=sharing

https://drive.google.com/file/d/1cw-5LkBKjywGEAnNUU7bDLDsUHd4x1ia/view?usp=sharing