Find the probability that in tossing a fair coin 7 times, there will appear a head at least twice. (Note: write the probability as an integer or as a percentile without the % sign) Answer:

Q: The following data, which represent the working hours of a group of workers in a particular factory…

A: Probability is a method to obtain how likely a event can occur out of all possible outcome. In…

Q: A fair die is cast four times. Calculate the probability of obtaining exactly two 6's. p = [?] %…

A:

Q: A fair die is cast four times. Calculate the probability of obtaining at least two 6's. p=[?] %…

A: Here we have to find the probability.

Q: (b) What is the probability that a sampled woman has fewer than three children? Round your answer to…

A: Given data is Number of children Number of women 0 12598 1 7467 2 11269 3 7038 4 3782…

Q: Using this information, determine the probability that an instructor, who adopts the textbook,…

A: Let us define some events A : receive sample textbook. B : did not receive textbook. E : adopts the…

Q: For a sample of n=65​, find the probability of a sample mean being greater than 228 if μ=227 and…

A: Given information- Sample mean, µ = 227 Sample standard deviation, σ = 5.6 Sample size, n = 65 Let,…

Q: A bag contains 4 red chips, 5 blue chips, and 6 green chips.  Bobby selects two chips from the bag…

A: We have to find probability..

Q: Find the mean, variance and standard deviation of each of the probability distribution.

A: The following table shows the provided outputs of the discrete random variables, along with the…

Q: d. What is the probability that a randomly selected giraffe will be shorter than 16.8 feet tall? e.…

A:

Q: Find the probability of each reading ((using the Normal Distributrion Table). a) P ( z > -1.4) b)…

A:

Q: Four coins are tossed, and the number of heads is recorded. Shade the region on the histogram that…

A:

Q: Fill in the missing value so that the following table represents a probability distribution. 5 6 7 8…

A: Given data,   Find the missing value?

Q: Does the given table determine a probability distrisution? PX) 0.48 0.21 0.19 1 2 3 4 0.08 elsewhere…

A:

Q: For a sample of n=75​, find the probability of a sample mean being greater than 216 if μ=215 and…

A: Given that  Mean=μ=215 Standard deviation=σ=6.1 n=75

Q: Find the mean or expected value of each probability distribution below. 3 4 P(x) 0.17 0.33 0.36 0.14

A: We have given that  Probability distribution of discrete random variable.  Mean = E(x)= ∑x*P(x)…

Q: Convert the percentages to probabilities and make a hist 0.5 0.4 0.3 (X)

A: Given, a) Histogram :

Q: Find the probability of having 2, 3, or 4 successes in five trials of a binomial experiment in which…

A:

Q: d. What is the probability of spending more than 3.9 days in recovery? e. What is the probability of…

A:

Q: Find the mean, µ, of this probability distribution.

A:

Q: First, second, and third place awards are to be given out. What is the probability that a girl wins…

A:

Q: On the midnight shift, the number of patients with head trauma in an emergency room has the…

A: 0 0.08 0 0 0 1 0.37 0.37 1 0.37 2 0.28 0.56 4 1.12 3 0.16 0.48 9 1.44 4 0.09 0.36 16 1.44…

Q: Please provide the numerator and the denominator for the following probability examples: a. The…

A: Probability of an event:The probability of an event is the number of favourable outcomes divided by…

Q: The General Social Survey asked women how many children they had. The results are in the table…

A:

Q: What is the probability that out of 175 chicks hatched on Peeper Farm, at least 80 will be female?…

A:

Q: The following data , which represent the working hours of a group of workers in a particular factory…

A: Probability is a method to obtain how likely a event can occur out of all possible outcome. In…

Q: Given the number of trials and the probability of success, determine the probability indicated: n =…

A:

Q: In a batch of 860 calculators, 9 were found to be defective. What is the probability that a…

A:

Q: Find the size that a Cosmic Crisp apple Find the proportion (probability) of Cosmic Crisp apples…

A: 7. Let x be the size of a cosmic crisp apple which follows normal distribution with mean 71mm and…

Q: a. What percentage of students scored less than 68? b. What is the probability that a student scored…

A: Let , X→N(μ=88 , σ=11) , n=2500 Our aim is to find the following : a) P(X<68) b) P(66<X<82)…

Q: The probability that a group of students play Hockey or Soccer are shown below. S 20% 35% 18% 27%…

A:

Q: A medication states that the odds of having an allergic reaction are 1 in 50. What is that…

A: Let the probability is p So the odds: p1-p=15050p=1-p51p=1p=151p=0.0196078431373p=1.96078431373%p≈2%

Q: Find the indicated Probability Given P(A) = 1/7 P(B) = 6/7 %3D P(A and B) = 3/7 P(A or B) = Preview

A: It is given that P(A) is 1/7, P(B) is 6/7 and P(A⋂B) is 3/7.

Q: (c) What is the probability that a player chosen at random is a defenseman born in Canada? Round…

A: a. There are total 268 persons and out of them 233 are Canadian. Hence probability that inductee is…

Q: b. What percent of the discharges are between 7.6 ounces and 8.1 ounces? e. If customer buys a cup…

A: Given, Let  X be the percentage of discharge Average =μ=8Standard Deviation =σ=0.2X~N(μ,σ2)

Q: d. What is the probability that a randomly selected giraffe will be shorter than 17.7 feet tall? e.…

A: d) We have to find P(X<17.7)

Q: C: The probability of being salt-resistant if it is unsuitable for use ? *

A: Q2: C. There are 200 bags are unsuitable for use in which half of the unsuitable for use is of the…

Q: d. What is the probability of spending more than 3.4 days in recovery? e. What is the probability of…

A:

Q: A landscaper is selecting two trees to plant. He has five to choose from. Three of the five are…

A: It can be solved using combination and probability formulas.

Q: If you randomly select a card from a well-shuffled standard deck of 52 cards, determine the…

A: you randomly select a card from a well-shuffled standard deck of 52 cards .

Q: rolled five times. What is the probability that a prime numbe be

A: When a single die is rolled then there are 6 possible outcomes  {1,2,3,4,5,6}

Q: Use the probability distribution (of the number of girls born in 10 births) below to answer the…

A: Given,

Q: A medication states that the odds of having an allergic reaction are 1 in 50. What is that…

A:

Q: The odds in favor of winning the race were 1 to 7 What is the probability to win this race? round…

A: Given problem  Given that   The odds in favor of winning the race were 1 to 7 . The probability to…

Q: At a local community college, the English department determines that the number of misspelled words…

A: Given data, What is the probability that there are 3 misspelled words ?

Q: A medication states that the odds of having an allergic reaction are 2 in 200. What is that…

A:

Q: The medal distribution from the 2008 Summer Olympic Games for the top 23 countries is shown below.…

A: Let E and F represents two events, then the conditional probability of those two event is given by…

Q: which expressions correctly describes the experimental probability, P(B), where n(B) is the number…

A: We have given that n(B) is the number of times event B occurred and n(T) is the total number of…

Q: c. The probability that the the child will be older than 5 years old? d. The probability that the…

A:

Q: A door delivery florist wishes to estimate the proportion of people in his city that will purchase…

A: 19)Given data,p=0.06n=276P(p>0.1)=?

Q: Type of vehicle|Number 280 Car SUV 419 Van 65 Small truck 278 Large truck 227 Dump truck 22 Other 63

A: Given