According to a food​ website, the mean consumption of popcorn annually by Americans is 63 quarts. The marketing division of the food website unleashes an aggressive campaign designed to get Americans to consume even more popcorn.   Complete parts​ (a) through​ (c) below. ​ (a) Determine the null and alternative hypotheses that would be used to test the effectiveness of the marketing campaign.   Upper H 0H0​: ▼   muμ sigmaσ pp ▼   equals= not equals≠ nothing Upper H 1H1​: ▼   sigmaσ muμ pp ▼   less than< greater than> not equals≠ nothing ​(Type integers or decimals. Do not​ round.)   ​(b) A sample of 835 Americans provides enough evidence to conclude that marketing campaign was effective. Provide a statement that should be put out by the marketing department.

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