The expected number of typographical errors on a page of a certain magazine is 0.2. Typographical errors occur randomly and independently.
a) What is the probability that the next page of this magazine that you read contains 0 typographical errors?
b) What is the probability that the next page of this magazine contains 2 or more typographical errors?
c) The current issue of this magazine has a total of 92 pages. What is the probability that there are between 15 and 18 (inclusive) typographical errors in the current issue?
d) The previous issue of the magazine had 110 pages and the same typographical error rate per page. What is the probability that the previous issue had 10 errors and the current issue has 12?