A computer salesman averages 1.3 sales per week. Find the probability that in a randomly selected week the number of computers sold is
Q: There are 4 treatments, so we have k4 and k-1- A total of 18 men undenvent Treatment 1 giving n, -…
A: The number of treatments k is 4.
Q: If the mean number of serious accidents per year in a large factory is 4, find the probability that…
A: Obtain the probability that in the current year there will exactly 4 accidents. The probability that…
Q: cookie is selected at random from a basket containing 15 peanut butter cookies, 12 caramel…
A: Probability = Number of favourable outcome/Total number of outcomes
Q: Let X be the number of minutes that it takes a random selected student to solve a mathematical…
A: We want to find mean and standard deviations
Q: The mean number of fires in an organized industrial district is one per week. If the records of 10…
A: The given data: Mean, λ=1 This follows Poisson distribution. PX=x=λxe-λx! Thus the probability that…
Q: Assume that the probability of a boy being born is the same as the probability of a girl being born.…
A: given data P(boy)=P(girl) = 0.5 n = 5 childrens P( atleast one boy) = ?
Q: 31% of all college students major in STEM (Science, Technology, Engineering, and Math). If 39…
A: Given,n=39p=0.31Let X=no.of students major in STEM.X~Binomial(n=39 , p=0.31)P(X=x)=39x…
Q: A cookie is selected at random from a basket containing 27 peanut butter cookies, 16 caramel…
A: Given info: The basket contains 27 peanut butter cookies, 16 caramel cookies, 11 sugar cookies,…
Q: The digits 5, 6, 7, 8, and 9 are randomly arranged to form a three-digit number. (Digits are not…
A: Given The digits 5, 6, 7, 8, and 9 are randomly arranged to form a three-digit number. (Digits are…
Q: A company that advertises on the radio in a certain area receives on average 11 calls everytime it…
A: Formula : poisson distribution is given by
Q: A basket contains 8 red apples and 6 yellow apples. A sample of 3 apples isdrawn without…
A: From the provided information,A basket contains 8 red apples and 6 yellow apples. Total apples = 14A…
Q: Suppose the distribution of oil prices is $50, $65, $105. Find the probability that the price will…
A: From given data we have : the distribution of oil prices is $50, $65, $105.
Q: The expected number of sales that the telemal kelE during a shift.
A: Given: Probability p = 12% = 0.12 Number of calls n = 5 The expected value can be calculated by the…
Q: 63% of all students at a college still need to take another math class. If 50 students are randomly…
A: Since it is a multiple part question; only 1st 3 parts are answered.
Q: A bag contains 2 red marbles, 5 green marbles, and 7 blue marbles. You randomly draw a handful of 4…
A:
Q: 64% of all Americans are home owners. If 41 Americans are randomly selected, find the probability…
A:
Q: Assume that when adults with smartphones are randomly selected 52% use them in meetings or classes.…
A:
Q: 100 people each have a probability of 0.01 of contracting a disease. What is the probability that…
A: Let the random variable X denote the no. of people contracting a disease and it follows binomial…
Q: The average number of field mice per acre in a 5-acre wheat field is estimated to be 8. Find the…
A: Given The average number of field mice per acre in a 5-acre wheat field is estimated to be 8. Find…
Q: Now look at the variable DIFFERENCE in the data file “Fuel Efficiency.” If there is no difference…
A: Fill-Up No. Computer Driver Difference 1 41.5 36.5 5 2 50.7 44.2 6.5 3 36.6 37.2 -0.6…
Q: 27% of all college students major in STEM (Science, Technology, Engineering, and Math). If 35…
A: Formula : Binomial distribution is given by
Q: One card is selected at random from a deck of cards. Determine the probability of selecting a card…
A:
Q: A mail order company has an 8% success rate. If it mails advertisements to 600 people, find the…
A: Given that the success rate is 8%. That is, p=0.08 The sample size is 600. That is, n=600 Here, the…
Q: Assume that male and female births are equally likely and that the birth of any child does not…
A:
Q: The average number of phone inquiries each week at a poison control center is 80. Find the…
A: Given that in 1 week means in 7 days the center receives 80 calls. So in 1 day, it receives 807…
Q: find the probability that the educator is a female or an associate professor
A: We have given that an educators at a college were classified according to gender and academic rank.
Q: A sales firm receives, on average, 3 calls per hour on its toll-free number. For any given hour,…
A:
Q: Assume that male and female births are equally likely and that the birth of any child does not…
A: Given that, Male and female births are equally likely and that the birth of any child does not…
Q: Find the probability of obtaining an even number in one roll of a die.
A:
Q: An office receives 20 faxed orders every two hours. What is the probability that an order will be…
A: The office receives 20 fax orders every two hours, therefore: The average number of fax every minute…
Q: An average of 3 cars arrived at a highway tollgate every minute. What is the probability that at…
A:
Q: Your favorite basketball player is a 90% free throw shooter. Find the probability (as a percent)…
A:
Q: Find the probability that on 8 attempts, he will miss at least one
A: Given that p=75%=0.75, q=1-p=1-0.75=0.25, n=8 p be the probability of basketball player making a…
Q: If half of the 100 passengers are men, find the probability that the mean height of the 50 men is…
A: The mean is 69 and standard deviation is 2.8.
Q: Find the probability that a randomly selected student was male given that the student earned a
A:
Q: suppose that an average of 4 earthquakes occur in Kingston each decades. find the probability that…
A: Given,The average no.of earthquakes occur per each 10 years is 4.so, the average no.of earthquakes…
Q: A jar contains 7 poker chips: 4 blue, 2 red and 1 white. You randomly select two chips from the jar.…
A: GivenA jar containsNo.of blue chips=4No.of red chips=2No.of white chips=1Total no.of chips=7
Q: A representative from volleyball team selects people from south until he finds a person who attended…
A: Given that p=0.20 X~Geometric(p=0.20)
Q: Calculate the probability that at most 2 of the roses were Eden Roses.
A: let Number of eden roses = X
Q: The probability of winning the "grand prize" at a fortune spinning wheel is p=0.2. Assume you record…
A:
Q: A machine has 28 identical components which function independently. The probability that a component…
A: From the provided information, Sample size (n) = 28 The probability that a component will fail is…
Q: A telephone switch board in a firm receives on a average 90 calls per hour. Find the probability…
A: X~ Poisson (lemda=90) Pd.f. of X is given by, p(x)= e-lemda(lemda)x/X!
Q: During a single day at radio station WMZH, the probability that a particular song is played is 22%.…
A:
Q: thout replacement. Fin
A: It is asked Find the probability that two of the cards drawn are aces Let A be the events such…
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- Find the probability that when a couple has 3 children, they will have exactly 2 boys. Assume that boys and girls are equally likely and that the gender of any child is not influenced by the gender of another child.A cookie is selected at random from a basket containing 27 peanut butter cookies, 24 sugar cookies, 3 mint cookies, and 36 caramel cookies. Find the probability that a caramel cookie is selected.A die is being thrown twice. Find the probability of getting 5 and 1 in each respective throw.
- A bag contains 20 white marbles, 6 red marbles, 11 blue marbles, and 8 yellow marbles. If a marble is drawn at random from the bag, find the probability that it is a red, blue, or yellow marble. Round your answer to three decimal places27% of all college students major in STEM (Science, Technology, Engineering, and Math). If 49 college students are randomly selected, find the probability that exactly 14 of them major in STEM. Round to 4 decimal places. ?Suppose a basketball player has a 84% of making his free throws. Assume that the free throws are independent of one another. Suppose this player gets to shoot three free throws, what is the probability that he misses at least 1 free throw?
- Assume that the group has a portfolio of 6 stocks. There is a 30% chance that any one of these stocks will increase in value. Find the probability that four of the six stocks increase in value.Determine the probability that 31, 32, 33, 34, or 35 flights will arrive on timeIn a recent survey, 80% of the citizens in a community favored the building of a post office. If 15 citizens are selected, find the probability that 9 favor the building of a post office.
- You roll a die five times. What is the probability that you will see a string of three or more consecutive ones?In a large population, 63 % of the people have been vaccinated. If 3 people are randomly selected, what is the probability that AT LEAST ONE of them has been vaccinated?Give your answer as a decimal (to at least 3 places) or fraction61% of all Americans are home owners. If 33 Americans are randomly selected, find the probability that Exactly 18 of them are are home owners.