How long do you expect it will take

Reference no: EM131418115

Lefties redux. Consider our group of 5 people from given Exercise.

a) How many lefties do you expect?

b) With what standard deviation?

c) If we keep picking people until we find a lefty, how long do you expect it will take?

Exercise :
Lefties. Assume that 13% of people are left-handed. If we select 5 people at random, find the probability of each outcome described below.

a) The first lefty is the fifth person chosen.

b) There are some lefties among the 5 people.

c) The first lefty is the second or third person.

d) There are exactly 3 lefties in the group.

e) There are at least 3 lefties in the group.

f) There are no more than 3 lefties in the group.

Reference no: EM131418115

Questions Cloud

Identify states that require a certificate of need : Identify 3 states that require a CON be submitted to state and regional review agencies for any new or upgraded health care facilities. Respond to at least two of your classmates' postings

Which region is found to have the smallest rmse : Using Winter's method for industry sales, which region is found to have the smallest RMSE? According to the F-statistic we cannot reject the null hypothesis that R2 = 0 when using trend analysis.

Discuss this scripture verse within the context of marketing : Aristotle defined character as "the decisions a person makes when the choice is not obvious." Another well-known definition of character is the way people act when no one is looking. Firms that have "character" tend to perform better over time. ..

Determine the number of units of each asset in the portfolio : Suppose the yield curve is upward-sloping and there is no arbitrage. Two ordinary fixed coupon bonds, bond A and bond B, have the same maturity, but bond A has a higher yield. Which bond has the higher coupon?

How long do you expect it will take : How many lefties do you expect?- With what standard deviation?- If we keep picking people until we find a lefty, how long do you expect it will take?

What is the probability of each of the given results : An Olympic archer is able to hit the bull s-eye 80% of the time. Assume each shot is independent of the others. If she shoots 6 arrows, what's the probability of each of the following results?

What the pros and cons of north american tire strategy : What are the pros and cons of North American Tire's strategy of hiring replacement workers? How ethical is the behavior of management

Find the probability of each outcome described : Assume that 13% of people are left-handed. If we select 5 people at random, find the probability of each outcome described.

Discuss ways in which our nations political process changed : Your assignment is to identify and discuss three ways in which our nation's political process could be changed to become more responsive to problems at home and abroad.

User Account

All Pages