stevee-bee

Course: Statistical Inference Lesson: CommonDistros Progress: 39% and 45% ``` |============================= | 39% | The R function qnorm(prob) returns the value of x (quantile) for which the area | under...

Course: Statistical Inference Lesson: Asymptotics While doing the dice rolls, we divide "by the standard error". ``` |================ | 22% | To show the CLT in action consider this figure...

possible correction to the resulting Var(X') = ... = sigma^2 / n equation

I was unable to understand the jump between the above statements. I posted the question in the related Coursera forum and Alan Berger (mentor) was kind enough to break it...

The number of odd numbers between 1 and 6 is 3. The reciprocal of 3 is 1/3, but the answer is 1/2. I would like to suggest the wording should...

not a deal-breaker, but "is" seems to be an extra word

Course: **Exploratory Data Analysis** Lesson: **CaseStudy** Progress: 64% Issue: The abline that was drawn in the left plot disappears when the right plot is drawn. Figure 1: Screenshot after the...

Course: **Exploratory Data Analysis** Lesson: **Dimension Reduction** Progress: 17% Issue: Should yellow and red be swapped in the wording here? Based on both the row mean plot and the column...

Course: **Exploratory Data Analysis** Lesson: **K Means Clustering** Progress: 70% **1st Issue**: Is a personal preference/confusion and not really an issue. Up until this point, `dataMatrix` has been used in...

Course: **Exploratory Data Analysis** Lesson: **GGPlot2 Extras** Progress: 17% Issue: Actually, I don't see how the vector `counts` matches the height of each bin in `qplot(price, data = diamonds, binwidth...