A statistics professor plans classes so carefully that the lengths of her classes are uniformly distributed between 43 and 49 minutes. Find the probability that a given class period runs between 47 and 48.8 minutes. Find the probability of selecting a class that runs between 47 and 48.8 minutes.

Q: Identify an example of a population that you would expect to be normally distributed. Explain why…

A: It is needed to define a data set that follow normal distribution.

Q: The table summarizes results from 988 pedestrian deaths that were caused by automobile accidents.…

A: The given table provides the results of 988 pedestrian deaths for several reasons.

Q: A standard die is rolled. Find the probability that the number rolled is less than 6. Express your…

A: The objective of this question is to find the probability of rolling a number less than 6 on a…

Q: The probability that a lab passes a health and safety inspection is 97%.  A health and safety…

A: Let X: number of labs.X has binomial distribution because trials are finite, trials are independent…

Q: When 3 dice are rolled, find the probability of getting a sum of 8. Enter your answer as a fraction…

A: Given3 dice are rolled

Q: If a seed is planted, it has a 70% chance of growing into a healthy plant. If 8 seeds are planted,…

A: Answer:- Given, a seed is planted, it has a 70% chance of growing into a healthy plant.…

Q: Show complete solution. Answer is not an error.  The average number of field mice per acre in a…

A: Given that  The average number of field mice per acre in a 5-acre wheat field is estimated to be 10.…

Q: Suppose that voters arrive at a polling station at the rate of 120 per hour. Find the probability…

A: Given: The probability having 200 voters that will arrive within two hours of each other.  Hence,…

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: 4 While gathering eggs one day, Lisa has 15 eggs when Liana has 20 eggs at the moment when they…

A: Given that Lisa has 15 eggs Liana has 20 eggs 10% are rotten eggs i.e., p = probability of rotten…

Q: During Game 6 of the finals of the NBA championship, Steph Curry got fouled and was awarded 2 free…

A: Given,The probability of making a shot in the free throwlines is 0.88 .

Q: The probability that a student in Oakland will receive a B in Kathy Williamson's statistics class is…

A: Given that, The probability that a student in Oakland will receive a B in Kathy Williamson's…

Q: In a recent survey, 303 out of 350 residents of Salem, MA said they are planning on passing candy…

A: here given ,  303 out of 350 residents of Salem, MA said they are planning on passing candy during…

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: The probability that a person is accepted for admission to a specific university is 0.6. Determine…

A: Introduction: If X ~ Binomial (n, p), then the probability mass function of X is: Here, n is…

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: Customers enter a department store at random at an average rate of six per minute. Determine the…

A: Customers enter a department store at random at an average rate of six per minute. Determine the…

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: if a player's batting average is 0.320, find the probability that the players will get exactly 24…

A: Given That, A baseball player’s batting average is 0.320 (32%). This player batted 100 times.

Q: Your favorite basketball player is a 90% free throw shooter. Find the probability (as a percent)…

A:

Q: The probability that a person living in Manila owns an air-conditioner is 0.04. find the probability…

A: The probability distribution for the nth success on the xth trail is,Where  n is the number of…

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: Customers enter a department store at random at an average rate of six per minute. Determine the…

A:

Q: please, need solution  for part D. For the group of 45 patrons, find the probability that the…

A: Sample size n=45

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: 1. How are the collection of all sample proportions of samples of size 172 distributed? NO 2. What…

A: Given Information: Sample size (n) = 172 studentsPopulation Proportion (p) = 0.51. The distribution…

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: In a class, the probability that a student owns a laptop is 0.2. Find the probability that the 5th…

A: We will consider the case of having a laptop as a success.  Probability of success=  0.2 (given) So…

Q: A basketball player traditionally makes 80% of her free throws. Suppose she shoots 10 baskets and…

A: We have given that,  X be the random variable from binomial distribution with probability (p)= 80% =…

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.