Edexcel A Level Maths Statistics 1 | Measures of Location & Spread

Chapter 2 from the first year material of A Level Maths for Statistics takes a look at being able to find the mean, standard deviation and variance for data, being able to estimate the median, lower quartile and upper quartile using interpolation and an introduction to coding.

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[mehreendanish]

I understood the video very well and the eplanation was simple. Just 1 thing, for evey answer, do we have to round up to 3 sf?

[wi]

your videos are lifesavers thank you for this😊

[jabz]

Hi, just wondering why did you multiply the 80 by 4 15:18 ? Are you not working out the mean?

[shambhavimohare]

Hi at 16:56 I don't really get how you decided that the 20th value lies in the 40-49 range .. pls help
Thank you

[SeMTeXSpale]

Hi, do you have access to the edexcel online website?
Thank you

[gregoryfray]

great video. It would be even better if you spoke up a bit