Roberto plays on the school baseball team. In the last 10 games, Roberto was at bat 44 times. While at bat, Roberto got 11 hits and struck out 33 times. What is the experimental probability that Roberto will get a hit during his next time at bat?

Q: Two fair coins are tossed. What is the probability that both land heads up?

A: When a coin is tossed then there are 2 possible outcomes Head and tail. Let us denote H=head and…

Q: You want to randomly arrange 4 discs in a CD rack.  What is the probability that the rack ends up in…

A: We can arrange 4 CDs in a rack in 4!=24 waysWe can arrange them in alphabetical order in only one…

Q: At a dog show, there are 26 tickets in a raffle cup for the basket I want (including mine).  What is…

A: The total number of tickets are 26 and only one ticket per person in the cup is allowed.

Q: Forty percent of the students at a local college belong to a club and 50% work part time. 5% of the…

A:

Q: A certain type of ochro seed germinates 75% of the time. A backyard farmer planted 6 seeds. What is…

A: Binomial Distribution: If we have n trials each having two outcomes, say Success and Failure, trials…

Q: Danielle buys a bag of cookies that contains 8 chocolate chip cookies, 6 peanut butter cookies, 6…

A:

Q: Zaire buys a bag of cookies that contains 7 chocolate chip cookies, 5 peanut butter cookies, 9 sugar…

A: It is given that the Zaire buys a bag of cookies that contains 7 chocolate chip cookies, 5 peanut…

Q: Marco placed the letters in the word PROBABILITY in a bag and picked two letters without replacing…

A: Probability: Probability is a chance factor that occurs at every outcome of a random experiment.…

Q: he probability that your classmate likes ice cream is 70%. And the probabability that they like…

A: The probability that your classmate likes ice cream is 70%. the probability that they like Norwegian…

Q: Alejandra buys a bag of cookies that contains 6 chocolate chip cookies, 4 peanut butter cookies, 4…

A: Solution: From the given information, a bag of cookies that contains 6 chocolate chip cookies, 4…

Q: In August 2012, tropical storm Isaac formed in the Caribbean and was headed for theGulf of Mexico.…

A:

Q: A famous football team plays 60% of games at night and 40% during the day. The team wins 50% of the…

A:

Q: The weather forecast shows a 40% chance of rain each day for the next seven days. What is the…

A: Given that  n=7 , p=40%=0.40 , q=1-p=1-0.40=0.60 X~Binomial(n=7,p=0.40)

Q: The probability that Sam parks in a no-parking zone is 6%, and the probability that Sam cannot find…

A: The probability that Sam parks in a no-parking zone = 0.06 The probability that Sam cannot find a…

Q: 2 Mike attended a financial literacy seminar conducted by a certain financial investment firm. The…

A: A number of events are said to be independent if the probability of occurrence of any one of them is…

Q: Garrett buys a bag of cookies that contains 4 chocolate chip cookies, 6 peanut butter cookies, 5…

A: There are 4 chocolate chip, 6 peanut butter, 5 sugar and 7 oatmeal cookies in the bag. So, total…

Q: threw a cut three times, so what's the probability of getting the picture twice?

A:

Q: c) Last Sunday, Kedah FC won their match. What is the probability that it was a wet day?

A: Given , P( wet day ) = 2/5 P( Dry day ) = 1 - 2/5 = 3/5 P( win | Dry day ) = 3/7 P( win | wet day )…

Q: adrian has 5 keys on a key chain and one of the keys is used to unlock his office door. if adrian…

A:

Q: A secretary makes 2 errors per page, on average. What is the probability that on the next page she…

A: Given: Average number of errors per page is  λ=2

Q: Three Hatfields and five McCoy's are up for 3 construction jobs in Williamson. What is the…

A: The number of Hatfields = 3The number of McCoy's = 5Total number of construction jobs in wiliamson =…

Q: In a math class with 21 students, a test was given the same day that an assignment was due. There…

A:

Q: a shooting game, the probability that Botoy and Toto will hit a target is 2/3 and ¾ respectively.…

A:

Q: According to a survey, the probability that a family owns two cars if its annual income is greater…

A: Obtain the probability that a family has two cars and an income over $35,000 a year. The probability…

Q: s morning he bought an Espresso. What Is the probability that he bought it from Starbucks?

A: here define event  he Bought coffee from costa = C he Bought coffee from  Star Bucks  = S  buy…

Q: A fair 2-sided coin is tossed 3 times. What is the probability that the coin lands on tails once?

A: A fair 2- sided coin is tossed 3 times. then sample space(S); S={HHH,HHT,HTH,THH,TTH,THT,HTT,TTT}…

Q: Mayco, a mail-order department store, has six telephone lines available for customers who wish to…

A: Solution: Let X be the number of six lines will be in use when a customer calls to a place an order…

Q: Clare's Cupcakes recently sold 9 cupcakes, of which 3 were peanut butter cupcakes. What is the…

A: There are totally 9 cupcakes are sold in which 3 were peanut butter cupcakes.

Q: Erin buys a bag of cookies that contains 4 chocolate chip cookies, 5 peanut butter cookies, 8 sugar…

A: There are 4 chocolate chip cookies, 8 peanut butter cookies, 8 sugar cookies and 7 oatmeal cookies.

Q: Mrs. Donovan is the coach of a middle school golf team that has 10 golfers. There are 2 sixth…

A: Total golfers, n= 10 Eighth graders= 6 Probability of selecting eighth graders= 6/10= 0.6

Q: A famous football team plays 60% of games at night and 40% during the day. The team wins 50% of the…

A: Given: Let A be the event of games played by a football team at night. Let B be the event of games…

Q: Esmeralda buys a bag of cookies that contains 5 chocolate chip cookies, 8 peanut butter cookies, 5…

A: It is given that a bag contains 5 chocolate chip cookies, 8 peanut butter cookies, 5 sugar cookies…

Q: If Paul hit 4 home runs out of 16 pitches at batting practice what is the experimental probability…

A: The experimental probability associated with an experiment is defined as the chance of occurrence of…

Q: Maria spins a penny 100 times and it lands head side up 62 times. Explain why Maria's experimental…

A:

Q: Mrs. Donovan is the coach of a middle school golf team that has 10 golfers. There are 4 sixth…

A: Given information- Total number of golfers = 10 No. of sixth-graders = 4 No. of seventh-graders = 2…

Q: At a retail store 15 customer paid with cash, 20 paid with credit card, and 17 paid with debit card.…

A: We have given that  At a retail store 15 customer paid with cash, 20 paid with credit card, and 17…

Q: the probability that she gets ex- actly 1 interview.

A: Let p be the probability of getting an interview. Given that p = 10% = 0.1 Let X denote the number…

Q: Aaron Rodgers of the Green Bay Packers, three-time NFL MVP, completes 65% of his pass attempts. If…

A: Given,p=0.65n=10X~Binomial(n=10,p=0.65)P(X=x)=cxn px (1-p)n-x  ; x=0,1,2,....n

Q: A grade school boy has six blue and five white marbles in his left pocket and five blue and six…

A: According to the provided data, there are 6 blue and 5 white marbles in left pocket and 5 blue and 6…

Q: At a retail store 15 customers paid with cash, 20 paid with credit card, and 17 paid with debit…

A: The answer can be given by using the concept of probability.

Q: Five years after 650 high school seniors graduated, 400 had a college degree and 310 were married.…

A: Five years after 650 high school seniors graduated, 400 had a college degree  310 were married Half…

Q: MomCorp is selling its new eyePhone on the market. One of the less popular stores, however, only…

A:

Q: Ayesha started her badminton class three weeks ago. On average, she is able to return 15% of other…

A: Given: Number of shots (n) = 10 Probability of return (p) = 0.15 Let X  be the binomial random…

Q: Mrs. Donovan is the coach of a middle school golf team that has 10 golfers. There are 2 sixtgraders,…

A: nx =n!x!(n-x)! Selecting x items out of n items

Q: Carrie buys a bag of cookies that contains 6 chocolate chip cookies, 8 peanut butter cookies, 5…

A: According to the given information, we have Carrie buys a bag of cookies that contains cookies.…

Q: Amy buys a bag of cookies that contains 7 chocolate chip cookies, 8 peanut butter cookies, 5 sugar…

A: There are total (7+8+5+7)= 27 cookies  She can pick the first cookie in 27 ways and second cookie in…

Q: Katy has 61 students in her MTH 103 class. There are 35 students who identify as female. Each day…

A:

Q: Kim buys a bag of cookies, 7 chocolate chip, 6 peanut, 4 sugar and 5 oatmeal. What is the…

A: A bag of cookies contains 7 chocolate chip, 6 peanut, 4 sugar and 5 oatmeal that is totally there…

Q: Amy tosses a fair seven-sided die 4 times.  What is the probab

A: Given information: Amy tosses a fair seven-sided die 4 times. The total number of outcomes is,…

Q: A little boy loses his shoe once in every three trips to the backyard. What is the probability that…

A: Obtain the probability that he will lose his shoe at least once in the next six trips. The…

Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.