Given a normal distribution with a mean of 128 and a standard deviation of 15, what percentage of values is within the interval 83 to 173?

a. 32%
b. 50%
c. 68%
d. 95%
e. 99.7%

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.

Aline passes through the point (–7, 5) and has a slope of 1/2 which is another point that the line passes through?

Gabrielle's age is two times mikhail's age. the sum of their ages is 84. what is mikhail's age?