)? b.)
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- In a large population, 55% of the people have been vaccinated. If 5 people are randomly vaccinated what is the probablility that at least one of them has been vaccinated?A huge pencil bag contains 40 pencils of two different shades, 4B and 6B. Initially, there are x numbers of 6B pencils in the bag. If 45 more 6B pencils are put in the bag, the probability of randomly picking a 6B pencil now will be quadruple that of the previous probability of picking a 6B pencil. With the given information, evaluate the original number of 6B shade in the pencil bag.Why is it that the P(3set and V wins)=(0.09+0.0675)? What is the formula of P(3set and V wins)?
- A bag contains 9 Blue balls, 5 Red balls, and 7 Green balls. Two balls are going to be drawn from the bag (one at a time) and then put to the side (they are not returned to the bag). Let event B = blue ball chosen, R = Red ball chosen, and G = Green ball chosen. What is P(BR)? Write an answer to 4 decimal places. IhIn a box of nine items, three of them are defective. If five items are selected at random the probability that exactly one is defective, is ww. Select one: 2a 9Cs 3C 9C Ob. 9C4 6C4 9C5 9C5 3CX6C4 9C5 d.30% of students take Physics 101 and 20% take Math146. Of the students who take Physics 101, 25% also take Math146. If a student is chosen at random find P( student takes Physics101 and Math146) O a. 0.3 O b. 0.2 O c. 0.25 O d. 0.83 One 0.075
- The probability that if we choose 10 people randomly there are at least 2 smokers is 0.4557. The probability that there are at most 2 smokers is 0.8202. Find the probability that there are precisely 2 smokers.Kay has and 80% probability of making a free throw in baseball and each free throw is independent k gets to take two free throws I must make both to win the game what is the probability that case team will win tnhe game.A bowl contains 25 balls, 10 of them are blue, 15 of them are black. You select a ball at random without looking. How many balls should you select to be sure of having at least 4 balls of the same color? Answer:
- In the statistics, there 20 Malays, x Indians and 10 Chinese's students in a seminar and find the probability of choose a Malay student is 9Imagine you are drawing a single card from a standard deck. You want to know the chances that you are going to pull the queen of hearts or some heart card. If Q: You draw the queen of hearts and H: You draw a heart card, can we calculate Pr(Q v H) using the Simple Disjunction Rule? Why or why not?In a suitcase there are 5 orange, y green, (y+2) grey and 6 yellow pens. Probability of choosing one green pen from the given suitcase is 1/3. What is the sum of the number of green, grey and yellow pens?
