A software developer wants to know how many new computer games people buy each year. Assume a previous study found the variance to be 2.25. He thinks the mean is 6.3 computer games per year. What is the minimum sample size required to ensure that the estimate has an error of at most 0.13 at the 80% level of confidence

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Ответ:

Jasten

03.09.2021

Mathematics

4.01785714286

Step-by-step explanation:

now shorten it to 4.017

hope thats correct gimme brainliest

trump2020 btw :)

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