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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 manufacturer’s claim? Explain.

  • Statistics (incomplete) -

    Ho: mean > 500

    Ha: mean ≤ 500

    Data missing.

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