Which one of the following probabilities is cumulative probability? 1.The probability that there are exactly 4 people with o positive blood in a sample of 10 people. 2. The probability of exactly 3 heads in 6 flips of a coin 3. The probability that the accumulated annual rainfall in a certain city next year, rounded to the nearest inch, will be 18 inches. 4. The probability that a randomly selected woman's height is 67 inches or less

Q: 73% of owned dogs in the United States are spayed or neutered. Round your answers to four decimal…

A: Let x follows binomial distribution with parameters n = 37 and p = 0.73   The pdf of binomial…

Q: 60% of all students at a college still need to take another math class. If 4 students are randomly…

A: Givenp=0.60n=4x~Binomial(n=4,p=0.60)P(X=x)=(nx)×px×(1-p)n-x ; x=0,1...,n

Q: The probability that a student passes a Math course is 0.7. If the student has 8 math courses in her…

A: Here, n = 8 and p = 0.7

Q: The Gambers falalcy is  1.The knowledge that the probability of a particular event actually does…

A: Gambers falalcy : Event occurred more frequently than expected in past,  Then , it has less…

Q: Find the probability that child spends less than 1.4 per day unsupervised c. What percentage of the…

A: Given X=the amount of time the child spends alone per day Given that X follows a normal distribution…

Q: A standardized exam's scores are normally distributed. In a recent year, the mean test score was…

A: The mean is 1498 and the standard deviation is 312.

Q: 3. A purse contains two 5-cent coins, three 10- cents coin and one 50-cent coin. A coin is chosen at…

A: Introduction: Total number of coins in the purse is 6 (= two 5-cents + three 10-cents + one…

Q: Suppose that Mario owns a company that rents moving vans. Mario’s customers pay $22$22 per day to…

A:

Q: Read, analyze and answer the following problems. 1. In a well shuffled standard deck of 52 cards,…

A: We know thatThere are 52 cards in the deck divided into two colour i.e red(26) and black (26). These…

Q: A police department reports that the probabilities that 0,1,2,3 burglaries will be reported in a…

A:

Q: The probability that it's going to be sunny and that Shany will go to the beach is 0.5. Shany goes…

A: Probability is the measure the occurrence of variable. When the event is already occurred based on…

Q: . Approximate the probability of fewer than 350 errors in a month. 2. Approximate a value so that…

A: Phoenix water is provided to approximately 1.4 million people who are served through more than…

Q: In a large population, 61% of the people have been vaccinated. Give your answer as a value between 0…

A: From the provided information,p = 0.61n = 5

Q: r, British Columbia, the probability of rain during a winter day is 0.58, for a spring day it is…

A: Conditional probability formula and total probability would be used as the events are given like if…

Q: 10% of all Americans live in poverty. If 47 Americans are randomly selected, find the probability…

A: Let X be the random variable from binomial distribution with probability (p) = 10% = 0.10 and sample…

Q: 1. A real estate agent's rate of success to make a sale among his customers is 20%. In a normal…

A:

Q: A die is weighted in such a way that each of 1 and 2 is eight times as likely to come up as each of…

A: a)  P(3) = x P(4) = P(5) = P(6) = x P(1) = P(2) = 8x

Q: . A nationwide survey of college seniors by the University of Michigan revealed that almost 70%…

A: Given that n =12,p=0.7 a. find the p( 7<=x<9) =? b. find the p(x<=5) =? c. find the p(…

Q: 1. The average number of liters of fresh milk that a person consumes in a month is 18 iters. Assume…

A: Solution: Let x be the fresh milk that a person consumes in a month is normally distributed with…

Q: Suppose that about 57% of the people who are murdered actually knew the person who committed the…

A: 57% of the people who are murdered actually knew the person who committed the murder  :  q = 57% =…

Q: If you roll a fair six-sided die, what is the probability of rolling a number greater than 4? A. 1/6…

A: Step 1: Step 2: Step 3: Step 4:

Q: A golf ball is selected at random from a golf bag. If the golf bag contains 5 yellow balls, 7 brown…

A: Given, Number of yellow balls=5 Number of brown balls=7 Number of black balls=5   Total balls=17

Q: Of all the registered automobiles in a city, 5% fail the emissions test. Fifteen automobiles are…

A: We have given that  Sample size n=15  Probability of success p=5%=0.05  q=1-p=0.95 P(X=x)=…

Q: Exactly 2 of them need to take another math class.  b. At most 2 of them need to take another math…

A: Given that  n = 5 , p = 71% = 0.71 , q = 1 - p = 1 - 0.71 = 0.29 X ~ Binomial (n = 5 , p = 0.71) X:…

Q: Part a through d please. Thank you!

A: To solve these problems, we can use the binomial probability formula. The binomial probability of…

Q: 6. Damon randomly selects one card from a 52-card deck. Find the probability (to 4 decimal places)…

A: Solution: 6. Let A be the event that randomly selected card is 9 and B be the event that randomly…

Q: 5. A tray contains 36 doughnuts: 17 cake, 12 glazed, and 7 jelly-filled. Victoria randomly selects…

A: Since she is eating the first piece so this event is without replacement.  From 36 doughnuts we can…

Q: If the probability that a randomly chosen college student takes statistics is 0.34, then what is the…

A: The probability that a randomly chosen college student takes statistics is 0.34. The probability…

Q: the medical check-up? a. 0.08 b. 0.84 c.0.7

A: Compliments are the mutually exclusive pair of events. The complementation rule states that the sum…

Q: he average number of defects on a rubber band is 0.35 per meter. a. What is the probability that a…

A: Given that, The average number of defects on a rubber band is 0.35 per meter. X~Poi (0.35)

Q: 17% of all Americans live in poverty. If 31 Americans are randomly selected, find the probability…

A:

Q: 63% of all Americans are home owners. 37 Americans are randomly selected, find the probability that…

A: given data P(home owner) = p =0.63no. of trials = n = 37x = no. of home owners in sample