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A report states that 38% of home owners had a vegetable garden. How large a sample is needed to estimate the true proportion of home owners who have vegetable gardens to within 4% with 95% confidence?
a. 142
b. 283
c. 566
d. 1132
A survey of undergraduate students in the School of Business at Northern University revealed the following regarding the gender and majors of the students:
How does multilinear regression analysis apply to your profession? Specify the dependent value and the set of predictors. Where would you get the data?
use the following information to compute the answers. show your work.8 9 9 9 10 10 10 11 11 16 17 17 17 19 20 21 21 21
The model that result is: y= 0.6 + 1.2x, where the dependent variable is the amount of sales, in thousands of dollars, realized during the week and the independent variable is the amount spent on newspaper advertising, in hundreds of dollars, duri..
All subjects in the study were questioned about lifestyle factors including alcohol, tea, and coffee consumption. The resulting data are as follows.
egg sales are a major concern at mv grocery. the following gives the demand for the past eight weeks in dozens. week
Find the expected frequency for each cell and compute X stat square? Is it significant at alpha-0.05?
the barrons big money poll asked 131 investment managers across the united states about their short-term investment
What are some critical decisions involved in selecting an appropriate measurment scale? How might these decisions influence the research design?
you and a friend decided to get your cars inspected. you are informed that 72 of cars pass inspection. if the event of
Using data from Boston, Massachusetts, a test of independence is run on the claim that ice cream sales per month and the number of car wrecks per month are independent. The claim is rejected.
What is the predicted GPA if a person watches 12 hours of television per week?
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