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posted by AV on .
A manufacturer is interested in determining whether it can claim that the boxes of detergent it sells contain, on average, more than 500 grams of detergent. The firm selects a random sample of 100 boxes and records the amount of detergent (in grams) in each box. The data are provided in the file P09_02.xlsx.
a. Identify the null and alternative hypotheses for this situation
b. Is there statistical support for the manufacturerâ€™s claim? Explain.

Ho: mean > 500
Ha: mean ≤ 500
Data missing.