Question: A study wants to evaluate the efficacy of Universal Basic Income (UBI). A certain group of people received $110 per week with a standard deviation

A study wants to evaluate the efficacy of Universal Basic Income (UBI). A certain group of people received $110 per week with a standard deviation of $20. If a random sample of 25 people is taken from the group, what is the probability their mean UBI amount will be greater than $120 per week?

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