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Using the normal distribution, we can estimate a range of values which we expect to contain the mean. For example, if we take a sample of 30 students height, we can estimate the mean height of students in...

A monopoly is a relatively simple market structure. One firm is the single producer for the market, or serves the majority of customers. For this to occur there must be some kind of barrier which stops ot...

Global superpowers can be defined as states which are powerful on the global stage, both explicitly through their role in global institutions such as the UN and implicitly through their influence. Since t...

Outsourcing is when a business subcontracts a process to another organisation. Turners, a famous hotel has found increasing difficulty keeping up with competitors and as such is considering whether outsou...

Le vacanze sono molto importanti per me perché mi piace molto viaggiare. Ogni estate, parto in vacanza con i miei genitori per due settimane. L'anno scorso siamo andati in Italia. La mia città preferita è...