Assume that male and female births are equally likely and that the birth of any child...
as established by businessweek Assume that male and female births are equally likely and that the birth of any child does not affect the probability of the gender of any other children. Find the probability of exactly four boys in ten births. Round the answer to the nearest thousandth. O A. 0.040 B. 13.125 OC. 0.205 OD. 0.400
97. Assume that male and female births are equally likely and that the birth of any child does not affect the probability of the gender of any other children. Find the probability of at most three boys in ten births. A) 0.003 B) 0.300 C) 0.333 D) 0.172 98. A test consists of 10 true or false questions. To pass the test a student must answer at least eight questions correctly. If the student guesses on each question, what is...
Consider a family with eight children. Assuming that the sex each child is determined independently of the others and that each child is equally likely to be female or male, a. What is the probability that exactly four children are female? Hint: Use the binomial distribution. (10 points) b. What is the probability that at most seven children are female? Hint: What is the complement of this event? (10 points)c. Find the conditional probability that the first two children born are female...
assume that boys and girls are equally likely and that the gender of a child is independent of the gender of any brothers or sisters. if a couple already has three girls, find the probability of getting a girl when their fourt baby is born.
Find the probability of at least 6 girls in 9 births. Assume that male and female births are equally likely and that the births are independent events.
Find the probability of at least 2 girls in 8 births. Assume that male and female births are equally likely and that the births are independent events
Provide an appropriate response. According to government data, the probability that a woman between the ages of 25 and 29 was never married is 40%. In a random survey of 10 women in this age group, what is the probability that at least eight were married? 0.167 0.013 0.161 1.002 Provide an appropriate response. Assume that male and female births are equally likely and that the birth of any child does not affect the probability of the gender of any...
1. Suppose that each child born to a couple is equally likely to be a boy or a girl, inde- pendently of the gender distribution of the other children in the family. For a couple having 5 children, compute the probabilities of the following events: (a) All children are of the same gender (b) The 3 eldest are boys and the others girls. (c) Exactly 3 are boys. (d) The 2 oldest are girls. e) There is at least 1...
1. Suppose that each child born to a couple is equally likely to be a boy or a girl, inde- having 5 children, compute the probabilities of the following events: (a) All children are of the same gender (b) The 3 eldest are boys and the others girls. (c) Exactly 3 are boys. (d) The 2 oldest are girls. (e) There is at least 1 girl. 3. In a bolt factory machines A, B, C manifacture, respectively 25, 35 and...
Consider a couple who gave birth to 4 children (assume a boy is equally likely as a girl) The events space for the experiment S={GGGG,GGGB,GGBG,GGBB,GBGG,GBGB.GBBG GBBB,BGGG BGGB,BGBG,BGBB,BBGG,BBGB,BBBG BBBB } Find the probability of the event E1 of no more than 2 girls in the family () Find the probability of event E2 of no less than two boys in the family (i) (ii) Find the probability of E1 n E2 E1 U E2 (iv) Find the probability of Number Number...