subject
Mathematics, 16.04.2021 17:30 roxygreeneyes

The probability of being a universal donor is 6% (O-negative-blood type). Suppose that 6 people come to a blood drive. a) What are the mean and standard deviation of the number of universal donors among the 6 people?
b) What is the probability that there are exactly three universal donors?

ansver
Answers: 2

Another question on Mathematics

question
Mathematics, 21.06.2019 13:30
Volume of cylinder with a radius of 8cm and height of 25 cm
Answers: 1
question
Mathematics, 21.06.2019 16:30
Data are collected to see how many ice-cream cones are sold at a ballpark in a week. day 1 is sunday and day 7 is the following saturday. use the data from the table to create a scatter plot.
Answers: 3
question
Mathematics, 21.06.2019 23:00
Peter measures the angles in a triangle. he finds that the angles are 95, 10 and 75. is he correct? explain your answer
Answers: 2
question
Mathematics, 22.06.2019 00:50
After reading 80% of her e-mails in her inbox, danette still has m unread e-mails. which of the following expressions could represent the number of e-mails danette had in her inbox before she started reading? choose 2 answers: (choice a) 5m (choice b) 1.8m (choice c) 80m (choice d) m/0.8 (choice e) m/1−0.8
Answers: 1
You know the right answer?
The probability of being a universal donor is 6% (O-negative-blood type). Suppose that 6 people come...
Questions