# What is the probability of a family with 3 children?

## What is the probability of a family with 3 children?

The probability that each child will be a boy is 1/2. The probability that each child will be a girl is 1/2. The probability of at least 1 boy 1 – the probability of no boys. boys which 3/8 + 3/8 + 1/8 7/8

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## What is the probability that in a family of 3 children there will be at least one boy?

So the probability of at least one boy is 1u22128187.

## What is the probability of having 3 children all girls?

What now is the probability that all three children are girls? (a) There are two ways to reason. First, since the chance of a child being a girl is 1/2, the chance of all three being girls is (1/2) (1/2) (1/2) 1/8

## What is the probability that a three child family will contain exactly one girl?

If a family has three children, what is the probability that the family has at least one girl? Bunuel wrote: If a family has three children, what is the probability that the family has at least one girl? Hence Option B 0.875 is the answer.

## What is the probability of having 3 sons in a row?

So the probability of at least one boy is 1u22128187.

## What is the probability for a family with three children to have a boy and two girls assuming the probability of having a boy or a girl is equal )?

Couples with 3 children: 25% of couples have 3 girls or 3 boys, and 75% have 1 boy/2 girls or 1 girl/2 boys. Couples with 4 children: 12.5% of couples have 4 girls or 4 boys, 37.5% will have 1/3 and 50% will have 2/2.

## What is the probability of a family of 3 children having at least 1 girl?

There are 8 possibilities, if having 3 children, regarding their sex. (BBB, BBG, BGB, BGG, GGG, GGB, GBB, GBG). 3 of the 8 will result in 2 boys 1 girl. The answer is 3/8

## What is the probability of at least one boy in a family of 3 children?

So the probability of at least one boy is 1u22128187.

## What is the probability of having at least one boy?

You can see that the chance of having at least one boy is 1/2 in the first generation, 3/4 in the second, and 7/8 in the third.

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## What is the probability of having at least two boys in a family of 3 children?

P(3 boys) (1/2)31/8.

## What is the probability that at least one of the next three babies is a boy?

For the first question, we calculate the probability of one NOT having a boy, which is 1u22120.4850.515 and then the required probability of all three not having a boy is 0.51530.1365 so the probability that at least one will have a boy is 1u22120.13650.863486.34%

## Is having 3 kids common?

The probability that each child will be a boy is 1/2. The probability that each child will be a girl is 1/2. The probability of at least 1 boy 1 – the probability of no boys. boys which 3/8 + 3/8 + 1/8 7/8

## What is the probability of exactly one girl out of 3 children?

First, since the chance of a child being a girl is 1/2, the chance of all three being girls is (1/2) (1/2) (1/2) 1/8. Alternatively, make a list of all possible outcomes, in order of age: {GGG,GGB,GBG,BGG,GBB,BGB,BBG,BBB}. As each one is equally likely, the chance of GGG is again 1/8.

## What is the probability that all 3 children will be the same gender?

All same sex3 children25% all girl or all boys4 children12.5% all girls or all boys50% BB/GG5 children6.25% all boys or all girls68.75% GGG/BB or BBB/GG6 children3.125% all boys or all girls46.875%: GGGG/BB or BBBB/GG2 more rowsx26bull;May 27, 2021

## What is the probability for a family with three children?

There are 2^38 possible combinations for two genders for three children. There are (GGG, GGB, BGG, GBG) 4 combinations where at least two of the children are girls. Therefore, there is a 4/8 1/2 probability that there will be at least two girls in the family of three children. A family had three children.

## What is the probability of having three daughters?

So the probability of at least one boy is 1u22128187.

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## What are the odds of having 3 boys and 1 girl?

There is no other rule to determine the chances of male or female children. Hence, a couple always has 1/2 chance to have a daughter and half chance to have a son each time. Hence, the probability of three daughters to a couple in three children 1/2X1/2X1/2 1/8

## What is the chance that a family with 3 children has 2 boys and 1 girl?

There are 8 possibilities, if having 3 children, regarding their sex. (BBB, BBG, BGB, BGG, GGG, GGB, GBB, GBG). 3 of the 8 will result in 2 boys 1 girl. The answer is 3/8

## What is the probability of at least one girl?

So the probability of at least one boy is 1u22128187.

## What is the probability of at least one boy and at least one girl?

The probability of at least one girl is 1u2212Prob(BB)1u22121434.

## What is the probability of getting at least one boy in a family of 3 children?

Originally Answered: In a Family of 3 children, What is the probability of having atleast 1 boy? tldr; The answer is 7/8. 7 out of these 8 outcomes have at least one boy {BBB,BBG,BGG,BGB,GBB,GBG,GGB,GGG}.

## What is the probability of family with three children having atleast one boy?

The probability of having at least one boy and one girl is the probability of any case except either of the two extremes 1 – 1/16 – 1/16 14/16.

## What is the probability of having at least two girls?

So the probability of at least one boy is 1u22128187.