Suppose that E and F are two events and that N(E and F)=340 and N(E)=720. What is P(FIE)? P(FIE) (Round to three decimal places as needed.)
Q: How are your grades? In a recent semester at a local university, 400 students enrolled in both…
A: given data n(total) = 400 n(A in statistics) = 90 n(A in psychology) = 68 n(A in both) = 31
Q: Find the probability of the indicated event if P(E)= 0.30 and P(F) = 0.55. Find P(E or F) if P(E and…
A: The provided information are: P(E)=0.30 P(F)=0.55 P(E and F)=0.15 To calculate the P(E or F) use the…
Q: Which pair of events are independent? P(A)=0.55, P(B) =0.65 or p(A&B) = 0.35?
A: We have given- P(A) = 0.55 P(B) = 0.65 P(A & B) = 0.35 We have to find weather it is an…
Q: Suppose that E and F are two events and that N(E and F)= 230 and N(E)= 450. What is P(FIE)? P(FIE)…
A: Given that,N(E and F)=230N(E)=450
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Q: Which pairs of events are independent? P(A)=0.55, P(B)=0.65 p(A&B)=0.35?
A: Two events are said to be independent if PA and B=PA·PB.
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A: Here we need to find P(E and F).
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A: Given: n = 13 x = 6 p = 0.80
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A: Recall that P[E or F]= P[E]+P[F]-P[E and F] This formula can be justified by following Venn…
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A: We have given that P( E ) = 0.35, P( F ) = 0.35 and P( E and F ) = 0.05.
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- The accompanying table shows the numbers of male and female students in a particular country who received bachelor's degrees in business in a recent year. Complete parts (a) and (b) below. Click the icon to view the data on business degrees. (a) Find the probability that a randomly selected student is male, given that the student received a business degree. The probability that a randomly selected student is male, given that the student received a business degree, is (Round to three decimal places as needed.)How are your grades? In a recent semester at a local university, 700 students enrolled in both Statistics I and Psychology I. Of these students, 88 got an A in statistics, 62 got an A in psychology, and 46 got an A in both statistics and psychology. Round the answers to four decimal places, as needed. (a) Find the probability that a randomly chosen student got an A in statistics or psychology or both. (b) Find the probability that a randomly chosen student did not get an A in statistics.Assume that A and B are independent events. The probability of event A is 0.38 while the probability of event B is 0.77. Assume that you observe that event B has occurred, what is the probability of event A? Submit your answer to the second decimal point, that is, 0.32 instead of 0.3.
- Justin has a bird feeder which gets visited by an average of 18 birds every 2 hours during daylight hours. What is the probability that the bird feeder will be visited by more than 5 birds in a 40 minute period during daylight hours? (Round your answer to three decimal places.)Find the probability of the indicated event if P(E) = 0.20 and P(F) = 0.40. Find P(E or F) if P(E and F) = 0.20. P(E or F) = (Simplify your answer.)The accompanying table shows the numbers of male and female students in a particular country who received bachelor's degrees in business in a recent year. Complete parts (a) and (b) below. Click the icon to view the data on business degrees. (a) Find the probability that a randomly selected student is male, given that the student received a business degree. The probability that a randomly selected student is male, given that the student received a business degree, is (Round to three decimal places as needed.) (b) Find the probability that a randomly selected student received a business degree, given that the student is female. The probability that a randomly selected student received a business degree, given that the student is female, is (Round to three decimal places as needed.) Business graduates Business degrees Nonbusiness degrees Total Male 192,167 616,454 808,621 1,056,907 1,865,528 Female 173,249 883,658 Total 365,416 1,500,112
- K 7 The probability that a bachelor's degree recipient in 2014 majored in biology is 20 Set-up an equation to find the odds of the event occurring. P(E) P (E') 20 20 (Type whole numbers.) .. 6 The odds of a bachelor's degree recipient in 2014 majoring in biology occurring are (Type whole numbers.) Find the odds of the event occurring. toAssume it was determined from a random sample of customers that the probability of buying cake is 40%; the probability of buying ice cream is 62%; and the probability of buying cake or ice cream is 86%. What is the probability of buying chocolate ice cream and frozen yogurt? (Round your answer to 2 decimals)Camila sets up a passcode on her tablet, which allows only five-digit codes. A spy sneaks a look at Camila's tablet and sees her fingerprints on the screen over five numbers. What is the probability the spy is able to unlock the tablet on his first try? Express your answer as a fraction in lowest terms or a decimal rounded to the nearest millionth.
- How are your grades? In a recent semester at a local university, 700 students enrolled in both Statistics I and Psychology I. Of these students, 77 got an A in statistics, 68 got an A in psychology, and 35 got an A in both statistics and psychology. Round the answers to four decimal places, as needed. Part 1 of 2 (a) Find the probability that a randomly chosen student got an A in statistics or psychology or both. The probability that a randomly chosen student got an A in statistics or psychology or both is Part 2 of 2 (b) Find the probability that a randomly chosen student did not get an A in psychology. The probability that a randomly chosen student did not get an A in psychology is X XRound all probabilities to four decimal placesWhen rolling two fair six-sided dice, getting a pair of 1s is called “snake eyes.” The probability of getting “snake eyes” on any roll is 1/36. Suppose that a game player rolls the two dice 80 times. Let X = the number of rolls that result in “snake eyes.” Find P(X = 2). Interpret this value in context.