Question assume identical twins are always of the same sex, Ask an Expert

Statistics

Question: Assume identical twins are always of the same sex, equally likely boys or girls. Assume that for fraternal twins the firstborn is equally likely to be a boy or a girl, and so is the secondborn in dependently of the first. Assume that proportion p o of twins are identical. Proportion q = 1 -p fraternal. Find formulae in terms of p for the following probabilities for twins:

a) P(both boys)

b) P(firstborn boy and secondborn girl)

c) P(secondborn girl |firstborn boy)

d) P(secondborn girl |firstborn girl)

View complete question

Statistics and Probability, Statistics

Category:- Statistics and Probability
Reference No.:- M92638039

Have any Question?Write your Review or question?

Related Questions in Statistics and Probability

You hold a stock with price 100 that can increase by 10 or

You hold a stock with price $100 that can increase by 10% or decrease by 10% m a year. The interest rate is 5% a) Suppose that you want to ensure that you'll get a minimum of $I00 in a year regardless of the evolution of ...

A population has a mean of 150 and a standard deviation of

"A population has a mean of 150 and a standard deviation of 21. If a random sample of 49 is taken, what is the probability that the sample mean is between 152.5 and 157.5 using z scores?"

1 a stock market analyst is able to 1. A stock market analyst is able to

1. A stock market analyst is able to identify mis-priced stocks by comparing the average price for the last 10 days to the average price for the last 60 days. If this is true, what do you know about the market's efficien ...

A puck company wants to sponsor the players with the 20

A puck company wants to sponsor the players with the 20% quickest goals in hockey games. The times of first goals are normally distributed with a mean of 8.54 minutes and a standard deviation of 4.91 minutes. How fast wo ...

The sample distribution on individual iq scores raw scores

The sample distribution on individual IQ scores (raw scores) has a sample mean of 100 and a standard deviation of 16. What proportion of the sample mean will fall at or above a mean of 102.56? Round the answers to no mor ...

Cardinal industries had the following operating results for

Cardinal Industries had the following operating results for 2018: Sales = $33,813; Cost of goods sold = $23,967; Depreciation expense = $5,947; Interest expense = $2,685; Dividends paid = $1,951. At the beginning of the ...

You must choose between investing in stock a or stock b you

You must choose between investing in Stock A or Stock B. You have already used CAPM to calculate the rate of return you should expect to receive for each stock given each one's systematic risk and decided that the expect ...

Find the modified internal rate of return mirr for the

Find the modified internal rate of return (MIRR) for the following series of future cash flows if the company is able to reinvest cash flows received from the project at an annual rate of 8.24 percent. The initial outlay ...

Explain how each of the following situations would affect

Explain how each of the following situations would affect interest rate and consequently, the equity market. a) Sudden increase of capital expenditure by the businesses b) Decrease of household savings in the market c) S ...

When a company founder sells stock to outside investors in

When a company founder sells stock to outside investors in order to raise? capital, the share of the company owned by the founder and the? founder's control over the company will be reduced.

4,153,160 Questions Asked
13,132 Experts
2,558,936 Questions Answered

Ask Experts for help!!

Looking for Assignment Help?

Start excelling in your Courses, Get help with Assignment

Write us your full requirement for evaluation and you will receive response within 20 minutes turnaround time.

Ask Now Help with Problems, Get a Best Answer

Recent Questions

Ask Statistics and Probability Expert