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6.) National Statistics Day is October 18 in Japan. a.) Estimate a subjective pr

ID: 3375686 • Letter: 6

Question

6.) National Statistics Day is October 18 in Japan. a.) Estimate a subjective probability that a randomly selected adult American knows when National Statistics Day in Japan is. Would you consider this probability to be unlikely? b.) What is the probability that a randomly selected person will be born on National Statistics Day in Japan, ignoring leap years and assuming each day of the year for a birthday is equally likely? c.) What is the probability that a randomly selected person will be born in October? 7) About 35% of the population has blue eyes (based on a study by Dr. P. Sorita Soni at Indiana University.) What is the probability that is you randomly selected seven people from the population that at least one of them would have blue eyes? Would you consider that probability to be likely? 8.) A state lottery draws seven balls out of a tank of 44 and one bonus ball out of a tank of 18. What are the odds of winning if a single ticket is purchased? 9.) How many different ways can the I has three sets of double letters in a row!) 10.) A college faculty committee has eleven members. They are holding their organizational meeting. They must appoint a chairperson, recording secretary, and treasurer, as well as a steering subcommittee of four members. (Members can serve as both officers and subcommittee mem bers.) a.) How many different ways can the officers be appointed? b.) How many different ways can the subcommittee be appointed?

Explanation / Answer

6)

a) it is not necessary to know randomly selected an adult knows national statistical day.

It may be very low as 2/100

It is unusual.

b)let year have 365 days.

P = 1/365

=0.0028

c) October have 31 days..

P = 31/365

=0.0849