SOLUTION: Data shows that 90% of the people in a certain population are right-handed. A group of 8 people from this population are selected at random. What is the probability that exactly 6
Algebra.Com
Question 359460: Data shows that 90% of the people in a certain population are right-handed. A group of 8 people from this population are selected at random. What is the probability that exactly 6 of the people in the group are right-handed? and What is the probability that at least 6 of the people in the group are right-handed?
Answer by Fombitz(32388) (Show Source): You can put this solution on YOUR website!
The assumption is that the choice is binary, right handed or left handed.
.
.
.
.
.
.
At least 6 means 6,7, and 8.
.
.
RELATED QUESTIONS
In this question, answer to at least 3 decimal places accuracy.
Data shows that 86% of... (answered by stanbon)
A survey shows that 20% of a population are left-handed, 60% of the left-handed people... (answered by Edwin McCravy)
A researcher wishes to estimate the proportion of left-handers among a certain... (answered by Boreal)
Ten percent of the population is left handed. What is the probability that in a group of... (answered by mathie123)
Assume that 30% of the population is left-handed and the remainder is right-handed (there (answered by amnd)
What is the ratio of left handed people in a Ratio of 1:4 to right handed in a population (answered by Edwin McCravy)
Suppose that a certain population 7% of people are color blind. A researcher selects... (answered by stanbon)
When a person is selected at random from a very large population, the probability that... (answered by ikleyn)
in a group of 25 people, 19 are right handed 4 are left- handed and 2 is ambidextrous if... (answered by greenestamps,Alan3354)