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A) Why might it be a bad idea to create objects named T or F? (hint, try typing a T at the command prompt). prepare your answer as a comment in your R script.

B) Suppose you have the vector 2 0 1 8 6 7 5 3 0 9 and then you take the log of the vector. What result do you get when R attempts to compute the log of zero? How would you interpret that result (in words).

C) Suppose the vector in B was assigned to tone2 a student wrote this command log(tone2 > 0) to eliminate the zeroes from the computation. Does it work? If not, tell me why it does not work and provide a solution in R. If it works, please print the resulting vector of positive numeric values.

 

Statistics and Probability, Statistics

  • Category:- Statistics and Probability
  • Reference No.:- M9107110

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