Find what is the probability of fraternal twins

Reference no: EM13122102

What is the probability of fraternal twins?
Problem 5. 1 out of 1000 births results in fraternal twins; 1 out of 1500 births results in identical twins. Identical twins must be the same sex, but the sexes of fraternal twins are independent. If two girls are twins, what is the probability that they are fraternal twins?

Reference no: EM13122102

Questions Cloud

Prime ideals and irreducible polynomials : Let F be a field and p(x) and irreducible polynomial over F. Prove that (p(x)) is a prime ideal of F[x]. If R has no divisors of zero, then neither does R[x].

Examine the strengths and weaknesses of various measures : examine the strengths and weaknesses of the various measures of investment attractiveness as used by Euro land Foods. Will all of the measures rank the projects identically? Explain why of explain why not?

What was the level of water in the graduated cylinder : The piece of iron with a mass 102.9g was submerged in a graduated cylinder filled with water. The initial level of water was 20.0 ml. The density of iron is 7.86 g/ml.

Which muscles arise from skull and often attach to skin : Which muscles arise from the skull and often attach to the skin?

Find what is the probability of fraternal twins : Identical twins must be the same sex, but the sexes of fraternal twins are independent. Find What is the probability of fraternal twins

Illustrate the industry that is swisher : illustrate the industry that is Swisher? The specifics of this question comprise - a) sales growth, b) number of domestic competitors, number of private labels and its market share, c) distribution network that dominates d) the buying behaviour of..

Find probability that at most four cars were sold in week : Twenty times they sold 6 cars, they never sold 7 cars, three times they sold 8 cars and one time they sold 9 cars. Find the probability that at most 4 cars were sold in a week.

Position with a major accounting firm : Jerry recently was offered a position with a major accounting firm. The firm offered Jerry either a signing bonus of $23,000 payable on the first day of work or a signing bonus of $26,000 payable after one year of employment.

Taylor series and polynomials : Use multiplication of Taylor series to find the quartic Taylor polynomial about 0 for the function h(x)=(cosx)ln(1+x) evaluating the cefficients

User Account

All Pages