Statistics 3302

Question

Bryan is performing data entry for an insurance company by taking handwritten records and entering them into the database. Thus far, 18.4% of the handwritten records have had missing data that prevented them from being entered into the database. If Bryan takes 12 handwritten records, what is the probability that at most four records will be incomplete?

Answer 1

From Excel =binom.dist(4,12,.18,1) = 0.9511