Lavelle wears socks that are either red, white, or black. If there's a 28% chance that he'll wear white socks on a given day and a 42% chance of black socks, what is the probability of wearing red socks?

Q: Grade Level Favorite Pet                  Bird  cat dog     7th Grade 6 16 39 5 8th Grade 4 21 44 3…

A: Given that, Two categorical variables recorded from a sample of 138 students. Grade level and their…

Q: In a class of students, the following data table summarizes how many students play an instrument or…

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Q: An experiment has four equally likely outcomes: E1, E2, E3, and E4.a. What is the probability that…

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Q: The table shows the number of residents who prefer to listen to certain types of music. Females…

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Q: A television station wants to know how its newest show is performing. The results of their poll of…

A: Given that,A television station wants to know how its newest show is performing.

Q: survey conducted on students of Conwell University reported the number of male and female students…

A:

Q: In a class of students, the following data table summarizes how many students have a brother or a…

A: From the provided information,   Has a brother Does not have a brother Total Has a…

Q: In a certain year, 23.5% of all light vehicles were light trucks, 7.0% were SUVs, and 69.5% were…

A: Given data:   The given percentage of light trucks is P(T)=23.5%=0.235.The given percentage of SUVs…

Q: A study contains 31 women and 24 men. If 3 subjects are randomly selected without replacement, what…

A: Solution-: We have, Number of women =31, Number of men =24            Total number of persons (Women…

Q: Exit poll. Edison Research gathered exit poll results from several sources for the Wisconsin recall…

A: 3.22. The probability that he voted in favor of Scott walker is obtained below: Consider that two…

Q: On any given work day, Lillian notices that as she's driving to school, she is first stopped by a…

A: Given that, Probability that Lillian is stopped by a red light PR = 0.8  Probability that she is…

Q: Example 6: A survey was done of students in which both their major and the number of times that they…

A: Concept of General Addition Rule:For any two events A and B the General Addition Rule states that:

Q: In a class of students, the following data table summarizes how many students have a cat or a dog.…

A:

Q: A small bag of skittles has 8 red, 9 blue, and 3 green candies. A box of chocolates has 4 cherry, 10…

A:

Q: A plant pathologist studying fire blight (a bacterial disease of apple trees)surveyed a large…

A: P : the trees had pink flowers W : the trees had white flowers   ∴ P (P) = 0.6&  P(W) = 0.4   I…

Q: 2. Answer the following questions: (a) An average of 65% of the students at every Santo Ferro high…

A: (a) Given: 65% of the students at Santo Ferro High School caught common cold while 50% caught a flu.…

Q: In a class of students, the following data table summarizes the gender of the students and whether…

A: From the given information we want to find the probability that  Student is male given that they…

Q: A teacher asks a class of 41 students about the sports they like. 17 of the students like tennis, 34…

A: First you will represent the given information in the form of a Venn diagram to make things simpler

Q: In a certain year, 23.2% of all light vehicles were light trucks, 7.0% were SUVs, and 69.8% were…

A: Let A be the event that the deadly proved accident occurred to the driver Given that P(A | Light…

Q: The table contains data on two categorical variables recorded from a sample of 138 students. Each…

A: Consider the following table:-

Q: In a study of marital status and depression the data was summarized in the following table…

A: Depressed Not Depressed Total Married 500 100 600 Single 300 200 500 Total 800 300 1100

Q: as the sample. Contingency Table: Athletic Shoe Sandals Dress shoes Other Total Men 28 6. 8. 12 54…

A: Total no. of people = 130 No. of ways of choosing 2 people out of 130 = 130C2 a) No. of people…

Q: What is the probability of selecting a family that has either a Visa card or an American Express…

A: Note: According to Bartleby expert guidelines, we can answer only first question with their three…

Q: 3) Medical researchers are studying the relationship between metacarpal fractures and time spent…

A: We will find the probability from above table

Q: Day 1: Jayson vs Jethro Day 2: Charlene vs. Jethro Day 3: Charlene vs Jayson Each player has equal…

A: Given, The schedule of matches: Day 1: Jayson vs Jethro Day 2: Charlene vs. Jethro Day 3: Charlene…

Q: Criminal Justice: Parole USA Today reports that about 25% of all prison parolees become repeat…

A:

Q: Football Soccer Rugby Baseball Total 35 200 102 140 477 426 133 10th 11th 12th Total 74 93 122 422…

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Q: Hiking Area Preference Sex The Coastline Near Lakes and Streams On Mountain Peaks Total Female 18 16…

A: We can complete the given table as below Sex The Coastline Near Lakes and Streams On Mountain…

Q: What is the probability that a woman does not have breast cancer and tests positive? b. What is the…

A: Let us define some events A : a woman has breast cancer. B : a woman does not have breast cancer. E…

Q: In an experiment, college students were given either four quarters or a $1 bill and they could…

A: Given that contingency table Now using this table find required probability.

Q: his past​ semester, a professor had a small business calculus section. The students in the class…

A: Given data,   Total number of students in a class =10   If 2 students are selected at random   P(…

Q: Reno's Ice Cream currently surveyed 150 customers for their favorite flavors (coffee, vanilla, or…

A: Required probability isP(strawberry or is atleast 35 years old)

Q: In an experiment to study the effects of using four quarters or a $1 bill, college students were…

A: Marginal totals:   Purchased gum Keep the money Row total Students given four quarters 25 18 43…

Q: Given 40% of American college students fail to earn a degree and 32% of college students that do…

A: Percentage of people who earn the degree = 60% Percentage of people who earn the degree and don't…

Q: In a class of students, the following data table summarizes how many students have a brother or a…

A: The table summarizes how many students have a brother or a sister.   Has a brother Does not have…

Q: 6. Given the following statistics, what is the probability that a woman has cancer if she has a…

A:

Q: What is the probability that Larry Bird makes exactly one of his two free throws?

A: Let p be the probability that Larry bird makes free throw. Given that p = 0.50 Let X denote the…

Q: Smoking is known to be hazardous to one's health. Suppose that in a study conducted on the…

A: Given that    Nonsmoker  Moderate smoker Heavy smoker  Has cancer  26 41 35 Has no cancer  53…

Q: The table lists the smoking habits of a group of college students. Sex Non-smoker Regular Smoker…

A:

Q: Complete the following sentence. If there is no data to suggest that infant girls prefer pink over…

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Q: Given that a student likes fish the best, what is the probability they are in the 8th grade? Round…

A: The row and column totals are,   Bird Cat Dog Fish Total 7th Grade 6 16 39 5 66 8th Grade 4…

Q: The manager of a used car lot took inventory of the automobiles on his lot and constructed the…

A: Given information Make 0-2 3-5 6-10 Over 10 Total Foreign 45 24 13 18…

Q: A sample of residents of Santa Monica were asked two questions, whether they had taken a course at…

A: A sample of residents of Santa Monica were asked two questions, whether they had taken a course at…

Q: a. Give the link of online survey and summarize the data in the following table. Favorite Social…

A: Given Data: Social media/ Gender Male Female Total WhatsApp 2 0 2 Instagram 4 1 5 Twitter 0…

Q: cherry grape lime Sourballs 21 35 19 75 Taffy 19 15 26 60 40 50 45 135 cries between cries fewer…

A: The probability of an event, i.e Probability (occurring of event E)=P(E)=                favorable…

Q: 2. The table below includes all of the programs offered at a sports complex and the number of…

A: From the table total number of students      = 28+36+42+30+26+33+35+41+29     = 300.   Let us define…

Q: Michael is given 5 wads of paper to shoot into the basket, with a 90% accuracy rate. What is the…

A: We have to find probability that Michael will be successful with at least 4 of those shots

Q: A teacher asks a class of 45 students about the sports they like. 20 of the students like tennis, 33…

A: Let us denote  T=Tennis B=Baseball   Given that n(T)=20, n(B)=33, n(T and B)=n(T∩B)=14 We draw a…

Q: Alex surveyed some students at his school, asking them about their favorite sport and whether they…

A: Probability quantifies the chances of happening an event. The probability values always lie in the…