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According to a food website , the mean consumption of popcorn annually by Americans is 63 quarts . The marketing division of the food website...

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I need help with this one . I attached picture thank youScreen Shot 2019-05-02 at 8.53.04 AM.png

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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 .
HO :
Hy :
IType integers or decimals . Do not round . !
(b ) A sample of BET Americans provides enough evidence to conclude that marketing campaign was effective . Provide a statement that should be put out by the
marketing department .
~} A . There is not sufficient evidence to conclude that the mean consumption of popcorn has stayed the same .
~B . There is not sufficient evidence to conclude that the mean consumption of popcorn has risen .
CC. There is sufficient evidence to conclude that the mean consumption of popcorn has risen .
~} D . There is sufficient evidence to conclude that the mean consumption of popcorn has stayed the same .
( C ) Suppose , in fact , the mean annual consumption of popcorn after the marketing campaign is $3 quarts . Has a Type I or Type II error been made by the marketing
department ? If we tested this hypothesis at the * = 0. 05 level of significance , what is the probability of committing this error ? Select the correct choice below and fill*
in the answer box within your choice .
I Type an integer or a decimal . Do not round . ]
`lick to select your answer('s ).

Top Answer

a )Ho:  μ = 6 3  Ha:  μ > 6 3  b) c. There is sufficient evidence to conclude... View the full answer

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