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How do you find the mean of a grouped frequency table?

The first thing to be aware of with grouped frequency is that we are not given the exact data, but instead we are told that we have some data and we have been able to divide it into set groups. Imagine we...

Answered by Daniel H. • Maths tutor

3919 Views

Vous décrivez là où vous habitez pour votre blog

Pour le travail de mes parents j'ai toujours beaucoup voyagé, mais en ce moment j'habite à Londres.J'aime beaucoup Londres car c'est une ville très dynamique et il y a toujours quelque chose à faire ou à ...

Answered by Stephanie L. • French tutor

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Discuss research into genetic and environmental factors associated with intelligence

A01: The individual genotype is defined at conception. This is the genetic potential that forms a blueprint for observable expression of characteristics (the phenotype). Individuals may c...

Answered by Anna L. • Psychology tutor

2294 Views

A curve is defined for x > 0. The gradient of the curve at the point (x,y) is given by dy/dx = x^(3/2)-2x. Show that this curve has a minimum point and find it.

This is a typical exam style question, taken from an AQA paper. This question is testing your knowledge of stationary points and differentiation. Step 1: Find all stationary points by setting the first ...

Answered by Yishuang C. • Maths tutor

4413 Views