Students were surveyed on campus about their study habits. Some said they study in the morning, others study during the day between classes, and others study at night. Some students always study in a group and others always study alone. The distribution is shown below:

Q: tracked the ages of those injured and the kinds of skates worn during injury. In-line skates Roller…

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Q: Leave all probabilities as percentages. Define x on all problems with data. How many different ways…

A: There are totally 15 runners. The first place to finish a race in 15 chances, second place to finish…

Q: Suppose women have about 0.9% rate of red/green color blindness.If a woman is selected, what is the…

A: Answer: From the given data, The rate of women having red/green color blindness = 0.9%…

Q: Construct a probability distribution of the data below. A delegation of three is selected from a…

A: Given: A delegation of three is selected from a city council made up of 5 liberals and 4…

Q: Dave's wardrobe contains 14 T-shirts, of which 12 are gray. Dave selects a T-shirt at random. What…

A: From the provided information, Dave’s wardrobe contains 14 T-shirts. From which 12 are gray…

Q: Hair Type Brown Blond Black Red Totals Wavy 22 4 13 4 43 Straight 82 13 67 14 176 Totals 104 17 80…

A: Obtain the probability that a randomly selected child will have wavy hair.   The probability that a…

Q: Bonnie and Kelly are part of a group going to a basketball game. The group has two court-side seats,…

A: Given: court-side seats = 2 upper-level seats = 5 seats in general admission = 4 Total seats =…

Q: Suppose that 44% of people have dogs. If two people are randomly chosen, what is the probability…

A: It is given that, 44% of people have dogs. It means, probability that a people have dogs= p = 0.44…

Q: What is the probability that a student selected randomly either preferred Obama or is an…

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Q: Zion Williamson makes 65% of his freethrow attempts. Calculate the probability that he makes exactly…

A: The objective of this question is to calculate the probability that Zion Williamson makes exactly 6…

Q: Suppose that 60% of people own dogs. If two people are randomly chosen, what is the probability that…

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

A:

Q: Dave's wardrobe contains 25 T-shirts, of which 12 are gray. Dave selects a T-shirt at random. What…

A: General formula of probability is ,   Probability = Number of favorable outcomes Total outcomes

Q: household in a city choosing a sedan over other vehicle types is 38%. If 7,591 households in the…

A:

Q: For two independent events, A and B, P(A) = .6 and P(B) = .2. a. Find P(ANB). b. Find P(A|B). c.…

A: a) The required probability is calculated as follows

Q: At UB, the probability that a student takes Business Statistics is 0.70. The probability that a…

A: Given Let, A=Student takes business statistics P(A)=0.70 B=Student is on scholarship  P(B)=0.80…

Q: Find the unknown value from the following probability distribution.

A: X 1 2 3 4 P(X) 2 a 4 a 4 a a

Q: The manager of a used car lot took Age of Car (in years) inventory of the automobiles on his  lot…

A: For equally likely outcomes, the probability of favorable event can be given as that ratio of number…

Q: Suppose that 66% of people have dogs. If two people are randomly chosen, what is the probability…

A: 66% of people have dogs. Sample size = 2P(both have a dog) = ?

Q: At Kennedy Middle School, the probability that a student takes Technology and Spanish is 0.12 . The…

A: Conditional probabilities :  Suppose A and B be two events, then, 1. The conditional probability PA…

Q: Mia Surveyed the students at her school to find out if they like the color black and/or pink. The…

A: To find the probability

Q: Use the following chart to answer the next set of questions: The chart represents the results after…

A: Given problem Given that   Total children on board = 109 Total boys = 64 Total passengers in…

Q: A steam pipe has three valves. Each valve has a 30% probability of leaking within one year of…

A: From the provided information,n = 3Probability of leaking within one year of installation (p) = 0.30

Q: During a basketball game, Tatiana is shooting two free throws. Tatiana makes 91% of their free…

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Q: At a particular restaurant, 56% of all customers order an appetizer and 42% of all customers order…

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Q: Maggie is a sandwich maker at a local deli. Last week, she tracked the number of peanut butter and…

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Q: What is the probability that a student selected randomly is a Democrat or a Republican? Do not write…

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Q: Dave's wardrobe contains 12 T-shirts, of which 10 are gray. Dave selects a T-shirt at random. What…

A: dave's wardrobe contains 12 T shirts, of which 10 are gray.Dave selects a T shirt at random.

Q: Suppose that 54% of people have dogs. If two people are randomly chosen, what is the probability…

A: See the handwritten solution

Q: The entire senior class ata high school voted on the color for their class T-shirt. The results are…

A: Given data,   P(Yellow)=?

Q: The probability that a house in an urban area will be burglarized is 5%. If 20 houses are randomly…

A: Let X: number of houses burglarizedX has binomial distribution because trials are finite, trials are…

Q: Dave's wardrobe contains 15 T-shirts, of which 11 are gray. Dave selects d What is the probability…

A: given data  11 gray tshirts out of total 15 t shirts.

Q: There is a football game on Friday evening. If it is raining, 5000 people are expected to attend. If…

A: