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6 Questions returned
No. & Date AskedQuestion
# 890 :: 6/14/11
Question 890 has been Answered
I've a set of related questions on power analysis. Suppose I have an experiment with 5 groups and 5 DVs and intend to conduct MANOVA to determine . . .

MANOVA, Power

# 821 :: 10/18/09
Question 821 has been Answered
A manufacturer can typically process 176-264 devices a given period of concern. In this situation the processing event is either pass or fail. There i. . .

Power, Sample Size, Effect Size, 1-Proportion Test

# 564 :: 12/19/08
Question 564 has been Answered
For each of the following situations, indicate whether an error has occurred and, if so, indicate what kind of error (Type I or Type II) has occurred.. . .

Type I Error, Type II Error, Power, Hypothesis Test

# 515 :: 11/19/08
Question 515 has been Answered
I run various A/B Split tests online. I always set all my tests for 10,000 visitors so page A and B are each equally rotated 5,000 times. My problem. . .

2-proportion test, Normal Approximation to Binomial , Power, A/B Testing

# 327 :: 8/8/08
Question 327 has been Answered
Want a sample size of about 60 (30 controls and 30 cases). At 5% significance and 80% power.How do i determine the standard deviation and mean differe. . .

Power, Standard Deviation, Mean Difference

# 203 :: 5/22/08
Question 203 has been Answered
How to determine the sample size for comparing mulltiple parameters like Height , weight, Blood pressure , Blood parameters like blood glucose, total. . .

Sample Size, Power, ANOVA, t-test