SOLUTION: Textbook authors and publishers work very hard to minimize the number of errors in a text. However, some errors are unavoidable. Mr. J. A. Carmen, statistics editor, reports that

Question 1150890: Textbook authors and publishers work very hard to minimize the number of errors in a text.
However, some errors are unavoidable. Mr. J. A. Carmen, statistics editor, reports that the
mean number of errors per chapter is O.8. What is the probability that there are less than 2
errors in a particular chapter?
Answer by ikleyn(52861)   (Show Source): You can put this solution on YOUR website!
.

OK, I see that after my note, you made a progress in half-step.

My next question is: What is "O.8" in your post ?

Does it mean "0.8" ?

Do you distinct 0 (zero) and "capital O" ?

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Comment from student :   oh sorry, O.B was actually 0.8.
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My response :   O-o-o (!)   It is just much better.

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