Question 19 According to popcorn.org the mean consumption of popcorn annually by Americans is 54 quarts....
Question 19
According to popcorn.org the mean consumption of popcorn annually by Americans is 54 quarts. The marketing division of popcorn.org sponsors an aggressive campaign to get Americans to consume even more popcorn. At the end of the campaign a random sample of 800 Americans is used to determine if the marketing campaign was effective. Which of the following null and alternative hypothesis are correct?
| A. |
Ho: |
|
| B. |
Ho: |
|
| C. |
Ho: |
|
| D. |
Ho: |
Homework Answers
A null hypothesis is a hypothesis that says there is no statistical significance between the two variables. It is usually the hypothesis a researcher or experimenter will try to disprove or discredit. Analternative hypothesis is one that states there is a statistically significant relationship between two variables
D option
| D. |
Ho: |
Add Answer to:
Question 19
According to popcorn.org the mean consumption of popcorn
annually by Americans is 54 quarts....
According to popcorn.org the mean consumption of popcorn annually by Americans is 54 quarts. The marketing...
According to popcorn.org the mean consumption of popcorn
annually by Americans is 54 quarts. The marketing division of
popcorn.org sponsors an aggressive campaign to get Americans to
consume even more popcorn. At the end of the campaign a random
sample of 800 Americans is used to determine if the marketing
campaign was effective. In this situation the
represents:
A.
The mean amount of popcorn consumed annually by Americans
B.
The proportion of popcorn consumed annually by Americans
C.
The mean...
Question 20 According to popcorn.org the mean consumption of popcorn annually by Americans is 54 quarts....
Question 20 According to popcorn.org the mean consumption of popcorn annually by Americans is 54 quarts. The marketing division of popcorn.org sponsors an aggressive campaign to get Americans to consume even more popcorn. At the end of the campaign a random sample of 800 Americans is used to determine if the marketing campaign was effective. In this situation the represents: A. The mean amount of popcorn consumed annually by Americans B. The mean amount of popcorn consumed annually by the...
According to a food website, the mean consumption of popcorn annually by Americans is 57 quarts....
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 parts (a) through (c) below. (a) Determine the null and alternative hypotheses that would be used to test the effectiveness of the marketing campaign. H0: ▼ p σ μ ▼ ≠ = _______? H1: ▼ σ p μ ▼ ≠ > < _______?...
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QUESTION 11 Based on a recent survey of its subscribers, Consumer Reports found that the lifetime...
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According to popcorn.org the mean consumption of popcorn
annually by Americans is 54 quarts. The marketing division of
popcorn.org sponsors an aggressive campaign to get Americans to
consume even more popcorn. At the end of the campaign a random
sample of 800 Americans is used to determine if the marketing
campaign was effective. In this situation the
represents:
A.
The mean amount of popcorn consumed annually by Americans
B.
The proportion of popcorn consumed annually by Americans
C.
The mean...
According to the American Time Use Survey, the mean number of hours each day Americans age 15 and older spend eating and drinking is 1.22. A researcher wanted to know if Americans age 15 to 19 spent less time eating and drinking After surveying 50 Americans age 15 to 19 and running the appropriate hypothesis test, she obtained a P-value of 0.0329. 1. State the null and alternative hypothesis this researcher used. 2. Interpret the P-value. 3. Determine and explain...
QUESTION 11 Based on a recent survey of its subscribers, Consumer Reports found that the lifetime of refrigerators is approximately Normal with a mean of 10 years and a standard deviation of 2 years. Suppose your parent's refrigerator had a lifetime in the 10 percentile. What was the age of your parent's refrigerator when it had to be replaced? Round your answer to 1 decimal place. 4.4 years 5.4 years 6.4 years 7 4 years BA years QUESTION 13 Suppose...
photos for each question are all in a row
(1 point) In the following questions, use the normal distribution to find a confidence interval for a difference in proportions pu - P2 given the relevant sample results. Give the best point estimate for p. - P2, the margin of error, and the confidence interval. Assume the results come from random samples. Give your answers to 4 decimal places. 300. Use 1. A 80% interval for pı - P2 given that...
A Waist is a Terrible Thing to Mind: The waist circumference of males 20 to 29 years ele is approximately normally distributed, with mean 92.5 cm and standard deviation 13.5 Source: M.A. McDowell. CD. Fryar.R. Hirs for Children and Adults: U.S. Population. 1999-2002. Advance data from vital and health statistics: No. 361. Hyattsville, MD: National Center for Health Statistics, 2005. d CL. Ogden, Anthropometric Reference Data 5. Draw a normal curve with the parameters labeled. 92.5 What proportion of 20-...
1) Answer the question True or False. 1) Nonparametric methods focus on the location of the probability distribution, rather than on specific parameters of the population. A) True B) False 2) Nonparametric tests are useful for qualitative data that can be ranked. A) True B) False 3) The sign test provides inferences about the population median rather than the population mean. A) True B) False 4) For a sign test to be valid, a large sample must be selected from...
SYNOPSIS The product manager for coffee development at Kraft Canada must decide whether to introduce the company's new line of single-serve coffee pods or to await results from the product's launch in the United States. Key strategic decisions include choosing the target market to focus on and determining the value proposition to emphasize. Important questions are also raised in regard to how the new product should be branded, the flavors to offer, whether Kraft should use traditional distribution channels or...
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