What should be subtracted from 7by2 to get 3/2
options: a) 1/2 b) 2 c) 1 d) 3/2

Does the problem involve permutations or? combinations? do not solve. the matching section of an exam has 4 questions and 7 possible answers. in how many different ways can a student answer the 4 ? questions, if none of the answer choices can be? repeated?

For which of the following counts would a binomial probability model not be reasonable? a)the number of people in a classroom born in januaryb) the number of people in a classroom with red hair c) the number of people admitted to a hospital in a day with a particular disease d) the number of heart beats in a one-minute perio.

What is the best approximation for the area of a circle with a radius of 4 m ? use 3.14 to approximate pi