Middle School

The MARS Candy Company claims that every 1.69 oz. bag of Plain M&M's has 54 M&M's in it. To test this claim, you buy 50 packs of 1.69 oz. plain M&M's and found that the average number of M&M's in the sample was 49. State the null hypothesis.

A. The mean 1.69 oz. bag of plain M&M's has 54 M&M's or greater.
B. The mean 1.69 oz. bag of plain M&M's has less than 54 M&M's.
C. The mean 1.69 oz. bag of plain M&M's has 50 M&M's or greater.
D. The mean 1.69 oz. bag of plain M&M's has 49 M&M's or greater.

Answer :

Final answer:

The null hypothesis is that the mean 1.69 oz. bag of plain M&M's has 54 M&M's or greater.

Explanation:

The null hypothesis is: The mean 1.69 oz. bag of plain M&M's has 54 M&M's or greater.

In hypothesis testing, the null hypothesis is the statement that is assumed to be true until evidence suggests otherwise. In this case, the MARS Candy Company claims that every 1.69 oz. bag of Plain M&M's has 54 M&M's in it, so the null hypothesis is that the mean number of M&M's is 54 or greater.

the answer would be either bnor c