Statistics released by a reputable traffic safety organization show that on an average weekend night, 1 out of every 10 drivers on the road is drunk. If 400 drivers are randomly checked next Saturday night, what is the probability that the number of drunk drivers will be (a) less than 34? (b) more than 52? (c) at least 46 but less than 56? Click here to view page 1 of the standard normal distribution table. Click here to view page 2 of the standard normal distribution table. (a) The probability is (Round to four decimal places as needed.) (b) The probability is (Round to four decimal places as needed.) (c) The probability is (Round to four decimal places as needed.)

Q: Determine the probability that the revenue from the bar exceeded R1 300 on a particular day.

A: 9) bar mean=R1424 sd=R144 P(revenue exceeds R1300)=P(X>1300) =P(X-μσ>1300-1424144)=P(…

Q: 1. Let X denote the number of times a certain numerical control machine will malfunction: 1, 2, or 3…

A: f(x,y) y=1 y=2 y=3 Total x=1 0.10 0.05 0.02 0.17 x=2 0.10 0.35 0.05 0.5 x=3 0.03 0.10…

Q: A new restaurant has been open for three months and wants feedback from its customers. They plan to…

A: firstly let's understand what is census and sampling methods? CENSUS :  A census is the complete…

Q: Sketch the region. Choose the correct graph below. OA. 2.18 Q Q esc 3.97 The probability is (Round…

A: Given that.   X~N( 0 , 1 )   μ=0  , ?=1 (for standard normal distribution)    Z-score =( x - μ )/?

Q: A place kicker in pro football has a 77% probability of making a field goal over 40 yards, and each…

A: There is 77% chance that the place kicker can make a field goal over 40 yards.

Q: В

A:

Q: 1. There are 15 men and 18 women who belong to a club. An executive panel consisting of a president,…

A: There are 15 men and 18 women. We want to select 4 people out of 33 peoples. ( i ) with no…

Q: The joint density function of random variables X and Y is f(x, y). Find the mean and variance of the…

A:

Q: (c) Let U, V be two random variables with joint density: fu,v (u, v) = Be -3u²+2uv-3v² Find B. (You…

A:

Q: Two owners of a cattle ranch, Robert and Val, want to find the average weight for the ranch's 200…

A:

Q: The following table contains the probability distribution for X = the number of re-transmissions…

A: As per our guidelines we are suppose to answer only one question1)Given data is x P(x) 0 0.40…

Q: A license plate has six characters. Two characters are letters, two characters are numbers (0-9),…

A: Answer:

Q: Which of the following statements is true of P(A), that is, the probability of A, for any event A?…

A: Probability defination:  Probability may be defined as the ratio of favourable outcome to total…

Q: The data set of 18 values is given below 3.2, 4.0, 4.2, 2.1, 4.4, 3.8, 4.2, 3.3, 2.8, 4.3, 3.2, 2.7…

A: A stem-and-leaf is a graphical display of a numerical data set. Each data is divided into two parts:…

Q: Question 8 The probability of occurrence of at least one of two events is the sum of the probability…

A: It is given that the statement about to the basic probability theory. Here, need to find out that…

Q: Question 3: Conditional probability, Bayes' theorem ( In a fruit juice company, machine A (crusher)…

A:

Q: Provide a reasonable description of the sample space for each of the random experiments. There can…

A: The objective is to provide a description of the sample space for each of the given experiments. A…

Q: An electronic product with n identical parts connected in series cannot function properly if any of…

A: Given that the distribution of each an electronic product with n identical parts connected in series…

Q: Turbo Generators plc manufacture seven large turbines for a customer. Three of these turbines do not…

A: Introduction: The random variable X is the number of inspected turbines that meet the customer’s…

Q: Mildred rolls the dice 300 times. Approximately how many times it will be

A: Given information: Total no. of rolls=300favourable outcomes={3,4,5,6}

Q: The failure of a car's engine follows a Weibull distribution. Such failure rate is described by a…

A: Solution  Given That, The failure of a car's engine follows a Weibull distribution. Such failure…

Q: Ona multiple choice test with 5 questions, each question has three possible answers, one of which is…

A: Answer : -  Given,  n = 5  questions, each question has three possible answers,…

Q: Refer to a jar that contains four blue marbles and six yellow marbles. 3 random marbles are randomly…

A: Given, Refer to a jar that contains four blue marbles and siz yellow marbles, 3 random marbles are…

Q: How do you find mean median and mode

A:

Q: Instructions: Use the following data set to find the sample statistics for the following data set.…

A: “Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: At Roxbury Community College, 7 out of every 10 students take Introduction to Statistics. If there…

A: Given that, At Roxbury community college 7 out of every 10 students take introduction to statistics.…

Q: ere are 900 potentia ince the two airlines the cheaper one. ansport at most 120m its (i.e., zero)…

A: Given as, potential passengers=900 ticket=400 airline transport=1200 passengers profit=$160

Q: 99 coincidence interval Group of 19 Radom selected students Mean Age 22.4 Standard dievatuon 3.8

A: Given, Mean = 22.4 Standard deviation = 3.8 n = 19

Q: i) What is the moment generating function of the sample mean? ii) What will be the mean of the…

A: It is given that Sample size n = 10 And Xi , i = 1, 2,.......10 follows N(0,1)

Q: If one student is chosen from the school, what is the probability that the chosen student is a…

A: The provided information is  Classes Number Freshman 522 Sophomore 528 junior 466 senior…

Q: The 30 2. The probability of event A occurring is The probability of events A and B occurring is…

A: Given that  P(A)=12/30 P(A and B)=5/30 P(A/B)=5/18 Note: According to bartleby experts question…

Q: 7. Likelihood calculation based on a line We have calculated the forecasted probability of winning…

A:

Q: The U.S. Weather Bureau has a station on Mauna Loa in Hawaii that has measured car dioxide levels…

A: Given data, Amount of carbon dioxide in 1959 =303 parts per million  Amount of carbon dioxide in…

Q: An employee receives $49 in commission on sales amounting to $700. What is the employee's commission…

A: The provided information is  The total sale is  $700 An employee receives $49 commission. We have to…

Q: An industrial plant wants to determine which of two types of fuel gas or electric will produce more…

A: As Prof. N. G. Das said "A hypothesis which is tested for plausible rejection is called the Null…

Q: a refrigerator there are 19 bottles of diet soda, 5 bottles of regular soda, and 2 bottles of water.…

A: Given data, Diet soda =19 Regular soda=5 Water=2 Total bottles=26

Q: (a) What is the probability that you draw one of the managers? (b) What is the probability that you…

A: According to our guidelines, we can answer only three sub-parts. So, please repost the rest part.

Q: Next question Assume that adults have IQ scores that are normally distributed with a mean of µ = 105…

A: Given that.   X~N( μ , ?^2 )   μ=105     , ?=20   Z-score =( x - μ )/?

Q: In one town, the number of burglaries in a week has a mean 28. Let X denote the number of burglaries…

A: It is given that  The number of burglaries follows Poisson distribution with mean 28.

Q: Continuou (x, y) = e

A: Given as, (x,y)=e-x     0≤y≤x≤∞

Q: If A and B are mutually exclusive, and if P(A) = 0.4 and P(B) = 0.2, what is P(AUB)? P(AUB)= ***

A: GivenA and B are mutually exclusiveP(A)=0.4P(B)=0.2

Q: a-Find minimal sufficient statistics.

A:

Q: Q1: If the event A is independent with itself, then P(A) is

A: Solution Now here in the given question we have to find that the event A is independent of itself

Q: a. Find the marginal distribution g(x), x = 1, 2, 3. b. Find the marginal distribution h(y), y = 1,…

A: here given ,  joint distribution Of random variable X and Y  Let X denote the number of times a…

Q: Experiment #1: Flipping a Coin. Assume heads and tails are equally likely to occur. 1. What is the…

A: As per our guidelines we are suppose to answer only one question. Given,a coin is flipped once .

Q: A survey of recent e-commerce start-up firms was undertaken at an industry convention.…

A: Hi! Thank you for the question, As per the honor code, we are allowed to answer three sub-parts at a…

Q: How many positive integer solutions are there of the equation x+y+z=5?

A:

Q: Let X be a continuous random variable with a probability density function ((6-3e)x² + ex 0 0<x< 1…

A:

Q: Question 2a. [ A box contains 17 lightbulbs, of which 6 are rated 13-watt, 5 are rated 18-watt, and…

A: Total lightbulbs=17 13-watt lightbulbs=6 18-watt lightbulbs=5 23-watt lightbulbs=6 3 lightbulbs are…

Q: dental insurance go in for regular check-ups. What percent of Americans overall will go in for a…

A: Here define events  See the dentist for regular check up = R  Person have dental insurance  = D