For the lynx data, “LYNX.txt”, from the Exercises folder (DataMarket–Ecology–Annual number of lynx trapped, MacKenzie River, 1821–1934): i. Plot the data versus time as a time series. ii. Does the...

For the lynx data, “LYNX.txt”, from the Exercises folder (DataMarket–Ecology–Annual number of lynx trapped, MacKenzie River, 1821–1934):

i. Plot the data versus time as a time series.

ii. Does the data appear periodic? If so, what it the period?

iii. Use R to compute an acf() plot for the series.

iv. Comment on what you found.