A manufacturer of chocolate chips would like to know whether its bag filling machine works correctly at the 433 gram setting

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Home>Mathematics homework help>Numerical analysis homework help>A manufacturer of chocolate chips would like to know whether its bag filling machine works correctly at the 433 gram setting

1.You want to build a 90% confidence interval estimate of a population mean. You take a sample of size 100, and find a sample mean of 1300. If the population standard deviation is 25, calculate the margin of error for your interval.