The record of weather station shows that out of the past 300 consecutive days, its weather forecasts were correct 205 times. Find the probability that it was not correct on a given day. а)

Q: The table below shows the number of deaths in the U.S. in a year due to a variety of causes. For…

A: From the given information, the number of deaths occurs in Tornado is 553 and the total deaths is…

Q: A family's cat is pregnant with 4 kittens. If the probability each kitten will be gray like the…

A: here from given information  p = probability of kitten is not gray  =  1 - 0.49 = 0.51  n =  4

Q: Assume that when adults with smartphones are randomly selected, 36% use them in meetings or classes.…

A: Given: p=36%=0.36 n=8 According to binomial probability: PX=x=Cxnpx1-pn-x

Q: Assume that when adults with smartphones are randomly selected, 39% use them in meetings or classes.…

A: Ans# - Given, n =20, P = 39% = 0.39            Find   P(x = 12)  = ?

Q: Assume that when adults with smartphones are randomly​ selected, 49% use them in meetings or…

A:

Q: An urn contains 10 orange balls and 5 yellow balls. If Juan chooses 9 balls at random from the urn,…

A: We have to find given probability.

Q: The table summarizes results from 979 pedestrian deaths that were caused by automobile accidents.…

A: Given that, The table summarizes results from 979 pedestrian deaths.

Q: Divide a line segment into two parts by selecting a point at random. Use your intuition to assign a…

A: Given: Line segment divided into two parts by selecting a point at random. The longer is segment is…

Q: If the probability that an event does no occur is 0.3 determine the probability that the event…

A:

Q: A single card is randomly selected from a standard deck of 52 cards. Determine the probability of…

A: Given,total no.of cards=52 no.of 9 numberd cards=4

Q: A physics class has 50 students. Of these, 18 students are physics majors and 16 students are…

A: From the given information, total number of students n(S) = 50. Number of physics majors n(Physics)…

Q: A history class is comprised of 10 female and 3 male students. If the instructor of the class…

A: Given that the information  Number of female students =10 Number of Male students=3 Total =17 we…

Q: An average of 7.1calls are recieved in a hour at a call center. Find the probability that in a…

A: Poisson distribution : The Poisson random variable defines number of events that occur in an…

Q: Assume that when adults with smartphones are randomly selected, 55% use them in meetings or classes.…

A: It is given that the random variable X i.e, smartphones in meetings or classes follows Binomial…

Q: A tennis player makes a successful first serve 57% of the time. If she serves 9 times, what is the…

A: The objective of this question is to find the probability of a specific outcome in a binomial…

Q: shipment consists of 17 cell phones, 8 of which are defective. If 5 cell phones are selected and…

A: We have given that  Number of consistent =17 Number of defective cell phones =8 Total number cases…

Q: The chance of rain is 20%, the chance of it being sunny is 60%, and the chance of it being sunny and…

A: Given that, The chance of rain is 20% The chance of it being sunny is 60% The chance of it being…

Q: The probability that a student pilot passes the written test for a private pilot's license is 0.55.…

A: Probability distributions are of two types, discrete and continuous distributions. Binomial…

Q: Suppose a jar contains 10 red marbles and 13 blue marbles. If you reach in the jar and pull out 2…

A:

Q: Suppose a jar contains 19 red marbles and 25 blue marbles. If you reach in the jar and pull out 2…

A: The Probability that both are red = 0.181

Q: The table below shows the number of deaths in the U.S. in a year due to a variety of causes. For…

A: We have to  find out given probability.

Q: A single card is randomly selected from a standard deck of 52 cards. Determine the probability of…

A: Solution: There are total of 52 cards in a standard deck.  A standard deck of 52  cards has four…

Q: Suppose a batsman can hit the ball 50% of the time. Assume that the batsman has seen 6 balls and hit…

A:

Q: The table below shows the number of deaths in the U.S. in a year due to a variety of causes. For…

A: Given, the number of deaths in the U.S in a year due to variety of causes.

Q: Assume that when adults with smartphones are randomly selected, 57% use them in meetings or classes.…

A: given data, p=use smart phone in meetings or classes.p=0.57q=1-p=1-0.57=0.43n=5x= no . of   smart…

Q: What is the probability that a stuent participates in more than two activities?

A: Given that the probability distribution table asx01234P(x)0.040.140.460.210.15

Q: A stenographer using a stenotype machine can type 3 errors per court in the document on average.…

A:

Q: Assume that when adults with smartphones are randomly selected, 57% use them in meetings or classes.…

A: Let "X" be the adults who use their smartphone in meeting or classes. I will use excel formula…

Q: A tennis player makes a successful first serve 30% of the time. If she serves 33 times, what is the…

A: Solution: Let X be the number of first serves and n be the number of times she serves. From the…

Q: Assume that when adults with smartphones are randomly selected, 43% use them in meetings or dlasses…

A:

Q: and have a display of these flowers. Assume that the flowers bloom independently.

A: Number of trials n=45 Success of probability p=0.253 X~binomial (n,p) nCx=n!/x!(n-x)!