Question

A manufacturer of banana chips would like to know whether its bag filling machine works correctly at the 415 gram setting. Is there sufficient evidence at the 0.02 level

that the bags are overfilled? Assume the population is normally distributed.
State the null and alternative hypotheses for the above scenario.

Answer 1

Null hypothesis: The bag filling machine works correctly at the 415 gram setting.

Alternative hypothesis: The bags are overfilled at the 415 gram setting.