oilabs-tidy

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You used the same CSS codes for the exercises throughout the book. However, these codes are not preferred in '08-simple-regression' section. I checked the codes. The - was used instead...

gungorMetehan

Lab 8: Simple linear regression. Exercise 2. Incomplete question.

1

Exercise 2 of Lab 8 ([Simple linear regression](http://openintrostat.github.io/oilabs-tidy/08_simple_regression/simple_regression.html)) is incomplete. Students are asked to "select the six variables", but it isn't clear which 6 variables are meant. The provided solutions...

mamcisaac

Pipe mismatch with tutorials

2

The tutorials have been updated to use the native pipe, but the labs still use %>% This will confuse students that are using both the tutorials and labs.

mamcisaac

"Describe the distribution of the arrival delays of these flights using a histogram and appropriate summary statistics. Hint: The summary statistics you use should depend on the shape of the...

GermanAltgelt

"How delayed were flights that were headed to Los Angeles?" There are more airports in your data set that serve Los Angeles. You have data of 31 flights to BUR...

GermanAltgelt

The call to filter(scientist_work == "Doesn't benefit") is filtering out any replicates where there are no "Doesn't benefit"s in the small sample. As a result any replicates with p_hat=0 are...

mamcisaac

Dear authors, The link to the Bureau of Transportation Statistics (http://www.rita.dot.gov/bts/about/) is wrong. It should be https://www.bts.gov/. Regards, Christina

ChrisBogner

Lab 6 Exercise 2 asks 2. What is the proportion of people who have texted while driving every day in the past 30 days and never wear helmets? However, the...

mamcisaac

The Lab Report template provided in the openintro package has a sample code chunk for Exercise 1 and that code chunk has a label ("code-chunk-label"). Many of my students copy...

mamcisaac

Many of my students had trouble running the labs that rely on Shiny apps (sampling distributions) because they could not stay connected to the shiny server. However, very little of...

mamcisaac