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Consider a sample of 148 small businesses. During a three-year period, 15 of 106 headed by men and 7 of the 42 headed by women failed. Let p1 be the proportion of businesses headed by women that failed. Let p2 be the proportion of businesses headed by men that failed. Find the test statistic for a significance test to see if this is evidence the the proportion of businesses failed is higher for women than for men.
Complete the analysis of variance. At a .05 level of significance, is there a significant difference between the treatments?
Descriptive statistics (5-number summary, mean, mode, range and standard deviation) for each of the four variables along with an explanation of what the descriptive statistics tell us about the motion picture industry.
a. What is the probability that sales will be less than 80,000 packages?
The Mann-Whitney test, or none of these tests?
What is the average rating for all CBC movies? How about ABN movies and BBS movies and create a line graph of the monthly average ratings for CBC for the year
Lakeshia sells 3,600 high end folding therapy
Suppose x is a random variable with n=3 and p=.3, calculate the value of p(x), x=0,1,2,3, using the formula for a binomial probability distribution?
Advise you about the variables to remove to make factor analysis possible - Factor analysis needs
Study whether systolic blood pressure varied by time
How would you describe the function of a generalized linear regression model?
A sample of domestic new cars.
Unit covered project management techniques.
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