A survey of 200 people was conducted to see if they smoke. The results are shown in the table. Male Female Total Smokes 87 74 161 Doesn't smoke | 22 17 39 Total 109 91 200 If a person is selected at random, what is the probability that the person is a male or a smoker? O 0.423 O 0.915 O 1.785 O correct answer is not given

Q: A group of children visited a zoo during a pre-school celebration week. A sampling of children was…

A: Total 165 children prefer Lion.  Among those 165 children, 90 are boys.

Q: Solve. In a survey of American women who were asked to name their favorite color, 12% said blue, 15%…

A: According to the given information, we haveA survey of American women who were asked to name their…

Q: The probability that a glass in a manufacturing plant has flaws is 0.01. What is the probability…

A: We want to find the probability by using binomial distribution.

Q: A test was given to a group of students. The grades and gender are summarized below A BC Total Male…

A: The number of students got B grade is 23. The number of students is female and got grade B is 6.

Q: Let W be weight in kg, taken from 1000 student and W ~ N (50,25) 1. What is the median weight in kg?…

A: From the provided information, Mean (µ) = 50 Standard deviation (σ) = 25 W~N (50, 25)

Q: A survey of 200 people was conducted to see if they smoke.   The results are shown in the table.…

A: The general formula for conditional distribution is,

Q: According to the Federal Communications Commission, 70% of all U.S. households have vcrs. In a…

A: The following data is given: The population proportion that US households have vcrs, p=0.7p = 0.7,…

Q: A test was given to a group of students. The grades and gender are summarized below A B C Total Male…

A: Given,P(male)=4358P(they got a 'C')=2358PMale∩got a 'C'=2058

Q: A test was given to a group of students. The grades and gender are summarized belo Total Male 8. 14…

A: From the table we get: n(male)=31 n(B and male)=9

Q: A test was given to a group of students. The grades and gender are summarized below   A B C TOTAL…

A: Given that,

Q: A test was given to a group of students. The grades and gender are summarized below

A: Probability is possibility of occurring a event. The value of probability lies between 0 to 1.

Q: A test was given to a group of students. The grades and gender are summarized below A Total Male 9.…

A: Given that  The number of students got B grade  (B) = 16 The total number of female students  (F) =…

Q: A card is drawn from an ordinary deck of cards; find the probability of drawing a Jack or a 5.…

A: Given data: Total Cards in an ordinary deck  = 52 Number of jack in deck = 04 Number of 5 in deck =…

Q: A doctor's office surveyed patients about their eating and exercise habits. The responses are…

A: According to given figure probabilityP of patients reported eating healthy or exercise regularity is…

Q: a. What is the probability of being dealt a hand that does not contain a heart?

A: Here Given 13 cards are selected without replacement. Now here Total number of cards=52=N Number  of…

Q: A pharmaceutical company claims that a drug is effective in treating 90% of people having severe…

A:

Q: The probability 99% of ChatBot message send to customer are correct. If a sample of 100 massages is…

A:

Q: Five hundred students are interviewed about their ways to get to school. The results are summarized…

A: Given data is,   Bus Car Total Middle school 129 38 167 High school 148 185 333 Total 277…

Q: A survey asked 850 respondents about their highest levels of completed education. The results are…

A: The provided data set is:

Q: A staff car park at the university has 22 parking spaces in a row. There are 19 cars to be parked.…

A:

Q: The students at a high school were asked whether they have a pet. The table displayed the result.…

A: The students at a high school were asked they have a get, The table displayed the result.we have to…

Q: Here are the results of a survey that students conducted at a mall. The students conducted this…

A: a) The probability that the person has a tattoo is, Probability=Column total for tattooTotal number…

Q: The number of cars and the number of SUV’s going through the toll gate of two bridges is recorded.…

A: Given,   Bridge: Cars: SUV’s: Total: George Washington 120 106 226 Golden…

Q: Giving a test to a group of students, the grades and gender are summarized below A В C Total Male 7…

A:

Q: A test was given to a group of students. The grades and gender are summarized below Total Male 8 11…

A:

Q: A random sample of 2055 adults was taken, and they were asked if they prefer watching sports,…

A:

Q: A test was given to a group of students. The grades and gender are summarized below A В C Total Male…

A:

Q: The leading brand of powdered milk in the Philippines has a market share of 45%. A sample of 14…

A: Given that  n=14 , p=45%=0.45 , q=1-p=1-0.45=0.55 X~Binomial(n=14,p=0.45) X=Number of leading brands…

Q: A group of 140 students at an elementary school were asked if they prefer the color orange to the…

A:

Q: In a study, it was found that the Blood groups of employees was found that as A: 18, B: 24: AB: 20…

A:

Q: Five hundred students are interviewed about their ways to get to school. The results are summarized…

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

Q: A computer technician notes that 40% of computers fail because of the hard drive. If he repairs many…

A: random variable X number of trials at which first success occurs. X~geometric(p)  where…

Q: 10. Five hundred students are interviewed about their ways to get to school. The results are…

A: Probability of a random student from middle school who takes a car to school where the data is given…

Q: In a math class of 30 students, 17 are boys and 13 are girls. On a unit test, 4 boys and 5 girls…

A: Given,no.of boys=17no.of girls=13Total no.of students=30no.of boys made an A grade=4no.of girls made…

Q: A survey of 200 people was conducted to see if they smoke. The results are shown in the table. Male…

A:

Q: A survey of 200 people was conducted to see if they smoke. The results are shown in the table. Male…

A: The probability that the person is a male or a smoker is obtained below: The results are shown in…

Q: Find the indicated probability. College students were given three choices of pizza toppings and…

A: Total (10+14+22+25)=71 students like cheese toppings. There are total…

Q: The table below shows how males and females in this class answered the survey question "Who do you…

A: As per our guidelines, we are allowed to answer first three sub-parts only.Thanks Total = n = 590 a)…

Q: In a certain town, 62% of the residents enjoy riding roller coasters. Alfred takes a sample of 75…

A: Given Data: Using binomial to normal approximation Mean=n*p=0.62*75=46.5 Standard deviation=4.2036…

Q: A bag contains 5 red balls, 8 white balls, and 7 orange balls. Find the probability of drawing a red…

A:

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

A:

Q: The mailing list of an agency that markets scuba-diving trips to the Florida Keys contains 78% males…

A:

Q: Find the indicated probability. Nonsmoker Occasional Smoker Regular Smoker Нeavy Smoker Total Men…

A: Given data,   P(Man or heavy smoker)=?

Q: The table shows the results from a survey that asked 100 adults if they had a high school diploma…

A:

Q: A survey of top executives revealed that 31% of them regularly read Time magazine, 19% read…

A: See the handwritten solution

Q: The table below shows the number of survey subjects who have received and not received a speeding…

A: Speeding Ticket No Speeding Ticket Total Red Car 198 182 380 Not Red Car 90 101 191 Total…

Q: A survey revealed that 36% of people are entertained by reading books, 32% are entertained by…

A:

Q: A pharmaceutical company claims that a drug is effective in treating 90% of people having severe…

A: Given P=0.9 q=0.1 n=6 x=5

Q: A test was given to a group of students. The grades and gender are summarized below

A: Given information: The data represents the joint contingency table for the frequencies of grades…

Q: A group of students were asked if they carry a credit card. The responses are listed in the table.…

A: