Mathematics, 10.08.2021 01:00 lisa123465
According to a food website, the mean consumption of popcorn annually by americans is 57 quarts. the marketing division of the food website unleashes an aggressive campaign designed to get americans to consume even more popcorn. Complete partsâ (a) throughâ (c) below.
(a) Determine the null and alternative hypothesis that would be used to test the effectiveness of the marketing campaign.
Select; Îź, Ď, p
Select;
greater than>
equals=
less than<
not equalsâ
H0: __ __ __ (Type integers or decimals. Do not round.)
H1: __ __ __ (Type integers or decimals. Do not round.)
(b) A sample of 874 Americans provides enough evidence to conclude that marketing campaign was effective. Provide a statement that should be put out by the marketing department. (Multiple choice)
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 co
Answers: 1
Mathematics, 21.06.2019 19:30
If the ratio of sum of the first m and n terms of an ap is m2 : n2 , show that the ratio of its mth and nth terms is (2m â 1) : (2n â 1).
Answers: 3
Mathematics, 21.06.2019 20:00
Someone answer asap for ! max recorded the heights of 500 male humans. he found that the heights were normally distributed around a mean of 177 centimeters. which statements about maxâs data must be true? a. the median of maxâs data is 250 b. more than half of the data points max recorded were 177 centimeters. c. a data point chosen at random is as likely to be above the mean as it is to be below the mean. d. every height within three standard deviations of the mean is equally likely to be chosen if a data point is selected at random.
Answers: 1
Mathematics, 21.06.2019 21:00
The sum of the first eight terms of an arithmetic progression is 9m + 14. the fifth term of the06 progression is 2m - 6, where m is a constant.given that the first term of the progression is 26,find the value of the common difference, d and thevalue of m.
Answers: 1
According to a food website, the mean consumption of popcorn annually by americans is 57 quarts. the...
Chemistry, 29.01.2020 04:10
Biology, 29.01.2020 04:10
Biology, 29.01.2020 04:10
History, 29.01.2020 04:10
Chemistry, 29.01.2020 04:10
Arts, 29.01.2020 04:10
World Languages, 29.01.2020 04:10
Spanish, 29.01.2020 04:10