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Salika travels to school by train every day. The probability that her train will be late on any day is 0.3. If salika is late on 4 consecutive days she gets a detention. what is the probability she will get a detention during a week?

we would draw a tree diagram to show this.
4 consecutive days means everyday except friday, or everyday except monday.
this would be 2(0.3x0.3x0.3x0.3x0.7)

EC
Answered by Emma C. Maths tutor
3819 Views

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The short answer here is, 'you can't'. GCSE and A-Level markers will look for continued acknowledgement of the question and so you must use the 'key words' to conclude all of your relevant answer material...

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Evaluate the view that religion has declined in contemporary society

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Explain two causes of a shift of a supply curve to the right.

One cause of a shift in the supply curve to the right could be a decrease in costs of production. If a firm has lower costs of production, such as labour, it will be able to supply more of a product at an...

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what is marxism?

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