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What is a Tree Diagram?

A Tree Diagram is a useful tool to calculate probabilities. By drawing a "Tree Diagram" and writing down all possible outcomes, it is very easy to calculate simple probabilities by moving through t...
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Answered by Fahmeed R. Maths tutor
6014 Views

What is Macroeconomics?

Macroeconomics is the study of aggregate behaviour of the economy. The main macroeconomic variables include output, employment, inflation, interest rates and exchange rates. These variables play a vital role...
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Answered by Fahmeed R. Economics tutor
4461 Views

How does a plant respond to light?

Plants have cells within them called photoreceptors. These receptors are light sensitive and the plant can detect the strength and direction of light, which is important for photosynthesis. The mechanism of ...
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Answered by Isabel K. Biology tutor
11728 Views

What is Lewin's Force Field Analysis and how is it useful for a Business or an organisation?

A Lewin's Force Field Analysis is used in order to weigh up the driving forces for change (pros) and the restraining forces resisting change (cons). Note: These forces for change can be both internal and ext...
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10871 Views

What is the difference between a 'sein' passive and a 'werden' passive?

A passive using sein (das Brot ist geschnitten) denotes more of a state and a result, whereas a passive using werden (das Brot wird geschnitten) emphasises the process and immediacy.
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Answered by Claire B. German tutor
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