Homework Five

Homework Two: Due Oct. 9 at 5 pm.

First, download your homework. In your RStudio, fill in the below command:

Question One (1 pts):

We’re going to work with the NOAA data again. This time, I’m going to have you go to the raw data and download the data for USW00003145. Upload it to your data directory.

Question Two (1 pts)

Read in the data

# Answer here

Question 3 (3 pts)

Merge this dataframe to the NOAA dataframe we save from Monday’s class.

Hint: You may need to specify “by” arguments. Possibly multiple.

Question 4 (2 pts)

Drop any rows for which the “TMAX_ATTRIUBTES” or “TMIN_ATTRIBUTES” contain an X

Question 5 (1 pts)

How many rows did we lose in this quality control?

Question 6 (2 points)

Merge your filtered data to the surveys_complete dataset and try replotting it. Did this make a difference to our conclusions from Wednesday?

MS Students:

For last week, I had you populate function templates in your personal directory. I’m going to update this homework Monday when I’ve had a chance to look at them.