What are the odds of 3 family members having the same birthday?

The odds of three generations sharing the same birthday is one in nearly 49 million, according to statisticians.

What is the probability that all 3 children in a family have different birthday assume 1 year 365 days?

Answer: the probability is 3/365.

What are the odds of two people in the same family having the same birthday?

One person has a 1/365 chance of meeting someone with the same birthday. Two people have a 1/183 chance of meeting someone with the same birthday. But! Those two people might also have the same birthday, right, so you have to add odds of 1/365 for that.

What is the probability that 3 children in a family will not have the same birthday in a calendar year?

The probability that the third child has a different birthday than the first two is 363/365.

Is it rare for siblings to have the same birthday?

However, the odds that siblings share the same birth date, as well as time, aren’t as improbable as it may seem. Mathematicians quibble over the precise odds, but UC Berkeley’s Michael Hutchings calculates the probability at a little less than one in 500,000 for a family with two children who aren’t twins.

How common is it for siblings to share a birthday?

The random odds against five single siblings sharing a birthdate are one in 17,797,577,730 – almost 4 times the world’s population.

What is the probability of having same birthday?

The birthday paradox, also known as the birthday problem, states that in a random group of 23 people, there is about a 50 percent chance that two people have the same birthday.

What are the odds of siblings having the same birthday?

What are the odds of three people having the same birthday?

Assuming that the odds of being born on any calendar day are the same (and disregarding the complicated calculations involving leap years), the chances of three given people sharing the same birthday are one in 366*366 = 133,956. Business insights for all with self-service BI. Self-service BI platform, powered by AI.

What is the probability of having two kids at the same time?

It depends on which event you are talking about. If you ask about the probability of the event that “your two kids are born in the same day of the year”, then it is 1/365. If you ask about the probability of the event that “your two kids are both born on July 23rd”, then it is 1/365 * 1/365.

How common is it for siblings to have the same birthday?

I was born on my father’s birthday and then two years later my sister was born on the same day. We are all direct family members, not half or step. It is fairly common. For a start, you would be just as impressed by you and your sister having the same birthday as your mother.

What is the probability of Boris and Charlie having the same birthday?

What is the probability of Boris having a birthday on the same day = (1/365) * (1/365) Similarly, probability of Charlie having a birthday on the same day = (1/365)^3 The above answer is for a specific day in a year. Since we are fine with any day in the year, multiply the answer with 365 (total number of days in the year).