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1) If you identified any distributions that violate the assumption of normality, what are some options you might use to try to correct the distribution to get closer to normality? (You do not need to do these steps. Just describe them.)
2) Write a sample result section, discussing your data screening activity (this section should be in APA format).
It costs ABC $0.5 per pound to ship the box containing the weights. Because it's an odd-shaped package, though, shipping the bar costs $0.6 per pound plus a $10 surcharge. Find the mean and standard deviation of the company's total cost for shippi..
a random sample of 100 doctors was selected. Suppose you reject the null hypothesis. What conclusion can you draw?
Is your sample of MSU students significantly different from the population of MSU students in terms of the number of classes they take per semester (use alpha level .05)? To answer this question, follow all of your steps for hypothesis testing.
Determine the dependent variable(s)? Determine the value of the statistic? Write down the name of one variable not mentioned in this study that one might wish to control for.
What sample size would be needed to estimate the true proportion of students at your college
By using this data and incorporating seasonal effects, predict quarterly turnover for 2010.
What is the 95 percent interval for the population mean?
Suppose among 312 large city residents sampled, 65 refused to cooperate. What is the margin of error at the 95% confidence level.
Create a 90% confidence interval for proportion of all kernels that would not pop.
Three scholarships are available for students. Their values are: $2,000, $2,400, $3,000. Twelve students have applied and no student may receive more than one scholarship. Assume all twelve students are in needs of the funds, how many different..
At the .05 significance level, can we conclude that the guideline is still reasonable?
Scores on a test are normally distributed with a mean of 60.9 and a standard deviation of 12. Find P81, which separates the bottom 81% from the top 19%.
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