subject
Mathematics, 20.01.2021 18:20 KillerSteamcar

It is estimated that 26% of the population of Gingerland have red hair. If 10 residents are chosen at random, what is the probability that... (assume each person is independent) a) exactly 4 of them have red hair?

b) less than 5 of them have red hair?

c) at least one of them has red hair?

d) What is the expected (mean) number of people you will find with red hair in this group of 10?

ansver
Answers: 2

Another question on Mathematics

question
Mathematics, 21.06.2019 18:40
A33 gram sample of a substance that's used to detect explosives has a k-value of 0.1473. n = noekt no = initial mass (at time t = 0) n = mass at time t k = a positive constant that depends on the substance itself and on the units used to measure time t = time, in days
Answers: 1
question
Mathematics, 21.06.2019 19:20
Which number completes the system of linear inequalities represented by the graph? y> 2x – 2 and x + 4y 2 et 2 3 4
Answers: 3
question
Mathematics, 21.06.2019 20:10
What additional information could be used to prove abc =mqr using sas? check all that apply.
Answers: 1
question
Mathematics, 21.06.2019 21:00
Dean and karlene get paid to write songs. dean is paid a one-time fee of $20 plus $80 per day. karlene is paid a one-time fee of $25 plus $100 per day. write an expression to represent how much a producer will pay to hire both to work the same number of days on a song.
Answers: 1
You know the right answer?
It is estimated that 26% of the population of Gingerland have red hair. If 10 residents are chosen a...
Questions
question
Mathematics, 11.05.2021 16:10
question
Mathematics, 11.05.2021 16:10
question
Mathematics, 11.05.2021 16:10