subject
Mathematics, 10.02.2020 03:16 mihirkantighosh

A person with type O blood can donate red blood cells to anybody because type O blood is the universal blood type. About 44% of the US population has type O blood. University High held a blood drive where 50 students donated blood.
Part A: What is the probability that exactly 25 of the students had type O blood?
Part B: What is the probability that at least 25 of the students had type O blood?

ansver
Answers: 3

Another question on Mathematics

question
Mathematics, 20.06.2019 18:04
An astronaut drops a rock into a crater on the moon. the distance, d(t), in meters, the rock travels after t seconds can be modeled by the function d(t)0.82. what is the average speed, in meters per second, of the rock between 5 and 10 seconds after it was dropped?
Answers: 1
question
Mathematics, 21.06.2019 14:00
Plz need answer now will mark which situations represent linear functions? check all that apply. a)the temperature rises and falls over the course of a day. temperature is a function of time. b)a baseball is hit into the outfield. the height of the ball is a function of time. c)a car goes 55 mph on the highway. distance is a function of time. d)a child grew 2 inches this year and 1 inch last year. height is a function of time. e)a movie director makes 2 movies per year. the number of movies is a function of the years.
Answers: 3
question
Mathematics, 21.06.2019 16:30
How do you summarize data in a two-way frequency table?
Answers: 3
question
Mathematics, 21.06.2019 19:00
Abacteria population is tripling every hour. by what factor does the population change in 1/2 hour? select all that apply
Answers: 1
You know the right answer?
A person with type O blood can donate red blood cells to anybody because type O blood is the univers...
Questions
question
Mathematics, 17.05.2021 07:10
question
Social Studies, 17.05.2021 07:10
question
Arts, 17.05.2021 07:10
question
Arts, 17.05.2021 07:10
Questions on the website: 13722359