40. Of 1,000 people consulted, 811 liked chocolates, 752 liked toffees and 418 nd

Q: 4. Based on the survey conducted to 1200 respondents, I out of 3 Filipinos can't live without cell…

A:

Q: What percentage of students are enrolled in between 12 and 18 credits?

A:

Q: $3.25 in dimes and nickels, were distributed among 45 boys.  If each received one coin, how many…

A: It is given that, $3.25 (in dimes and nickels) are distributed among 45 boys.

Q: 2. In a very hotly fought battle, 70 % at least of the combatants lost an eye, 75% at least an ear,…

A:

Q: survey was given to 9090 high school students. They were asked if they preferred fiction or…

A: Given query is to find the percent of students in the survey,  prefer outdoor activities given they…

Q: 11) According to-the given data, how many of the passible sandwich combinations include either roast…

A: There are 5 kinds of beef and 4 types of cheese. If roast beef or salami is selected then there are…

Q: 2. A manager samples the receipts of every fifth person who goes through the line. Out of 50 people,…

A: Given that, No.of people had a mispriced items = 4 Total no.of peoples = 50 The probability that…

Q: (ii) How many appendectomies lasted at least two and a half hours? (iii) How many appendectomies…

A: Minutes freq(f) rlt freq(f/n) Cumulative freq Percentage Cumulative freq 110 - 120 2 0.08 2 8…

Q: A survey of American households found that 1/4 had a land line, 7/12 had cable, and 1/3 had neither.…

A: It is an important part of statistics. It is widely used.

Q: Eight hundred insects were weighed, and the resulting measurements, in milligrams, are summarized in…

A: The whiskers of the box plot indicate the upper and lower quartile. The lowest and highest line of…

Q: A survey asks 168 people "What beverage do you drink in the morning?", and offers choices: - Coffee…

A: Given that 52 report tea only, 24 report coffee only, and 32 reports both So, (52+32)=84 people…

Q: If 2% of the components produced by a machine are defective, what is the average number of defective…

A:

Q: If only 15% of people asked to mail in a survey respond, this is an example of

A: Given that  Only 15% of people asked to mail in a survey respond.  We know that  Response bias :…

Q: If 30.1 out of every 100 pregnant women in Indiana deliver their babies by C-section, how many…

A:

Q: A worker at a frozen yogurt store has 2 3/4 cups of frozen yogurt to give to customers as samples.…

A: We have to find no. Of samples , using all the frozen yogurt.

Q: Among a group of people, 57% liked purple, 12% liked yellow and 9% liked blue. 7% liked both purple…

A: Percentage of People that liked Purple: 57% Percentage of People that liked Yellow: 12% Percentage…

Q: 98 Cities were surveyed to determine sports teams. 26 had a baseball, 25 had football, 20 had…

A: Question is to find the number of cities having exactly two teams.The given information is:Number of…

Q: 2. A shipment of 320 cell phones and radar detectors Wer On the insurance claim, the shipper stated…

A: We can solve the question as below.

Q: A survey of Hoosiers found that 57% are Pacers fans, 44% are Colts fans, and 35% are Pacers fans but…

A: Let P= Pacer fans  C= Colt fans So, P(P)= 57% = 0.57  P(C)=44%=0.44 So, 57% - 35%=22%= 0.22 are…

Q: How many students took only religion?

A: Here it is given that  26 students took religion12 students took science and religion13 students…

Q: A survey asks 228 people "What beverage do you drink in the morning?", and offers choices: • Coffee…

A: Let U be the set of people surveyed, C be the set of people drink coffee, T be the set of all people…

Q: 7) A researcher at a major hospital wishes to estimate the proportion of the adult population of the…

A: Given that, Critical value: Using the z-table, the critical value at 99% confidence level is

Q: - In a survey of 500 students of a college, it liked watching hockey and 62% liked watc

A: Given, in a survey of 500 students of a college, it was found that 49% liked watching football, 53%…

Q: A sobriety test is 96% accurate. Suppose 2500 drivers were pulled over on suspicion ofintoxication,…

A: Given that the sobriety test is 96% accurate, 2500 drivers were pulled over on suspicion of…

Q: a. How many welders were studied? b. What is the class interval? c. About how many welders earn less…

A: Hey there! Thank you for posting the question. Since your question has more than 3 parts, we are…

Q: How many of the 3088 subjects used at least one prescription​ medication?

A: Number of adults aged 57 through 85 years in a survey, n = 3088 p be the probability that an adult…

Q: In a survey of employees at a fast food restaurant, it was determined that 16 cooked food, 13 washed…

A: Given: (1) 16 cooked food, 13 washed dishes, 25 operated the cash register. (2) 7 cooked food and…

Q: Suppose that a survey asks 150 people about their driving habits. 66 people drove to work regularly,…

A:

Q: A survey of 300 workers yielded the following information: 231 workers belonged to a union and 195…

A: given that total workers = 300 Let U denotes union and 231 belonged to union that is, n(U)=231 Let D…

Q: A survey of 600 school employees yielded the following information: 325 were instructors, 442 were…

A: Given data, instructors= 325 full-time faculty=442 instructors were full-time faculty=255   No of…

Q: 5) At Bill's community college, 41.7% of students are Caucasian and 2.7% of students are Caucasian…

A: Given that 41.7% of students are Caucasian and 2.7% of the students are Caucasian math majors.…

Q: In a study of children, a total of 1,548 children were examined. Of these, 1,017 had rickets. Of the…

A:

Q: 36 is taken from a population

A:

Q: We collected the heights of 50 tomato plants measured in meters, to the nearest cen-timeter…

A:

Q: How many levels were used in the experiment?

A: Given information: Variable of interest=Effect of C2F6 flow rate on the uniformity of the etch on a…

Q: In a sample of 310 people, 186 completed only high school, 24 completed only some college, 93…

A: Given data A sample of 310 people is given. 186 completed only high school. 24 completed only some…

Q: In a study of children, a total of 1,560 children were examined. Of these, 1,018 had rickets. Of the…

A:

Q: What proportion of 20% of defective items should a supervisor in the quality system of a plastic…

A: a) What proportion of 20% of defective items should a supervisor in the quality system of a plastic…

Q: 600 students at Drew High School were surveyed. 269 of them were males. 455 of the students' wear…

A: Part a: Probability = Number of Males/Number of students =269/600 = 0.448

Q: 11. How many 12-person juries can be made from a jury pool of 20 people?

A: “Since you have asked multiple question, we will solve the first question for you. If you want any…

Q: A quality-control inspector examined 260 calculators and found 9 of them to be defective. At this…

A:

Q: 82 cities were surveyed to determine sports teams. 23 had soccer, 19 had football, 17 had…

A: We can solve this by given information

Q: Hello. Can I get help on how to work this problem? Thank You!

A: Given information:Denote the event “A student owns a cat” as A.Denote the event “A student owns a…

Q: A survey conducted by the Bureau of Labor Statistics found that 67% of high school graduating class…

A: Let A denotes the student in the high school graduating class went on to college and B denotes…

Q: In a survey of 3367 adults aged 57 through 85​ years, it was found that 84.2​% of them used at least…

A: A survey of 3,367 adults aged 57 through 85​ years. There is 84.2​% of them used at least one…

Q: eeds of 100 cars are summarized in Cars 3 16 50 18 13

A: Given: Total number of cars = 100 Speed (mph) Cars (f) 30-39 3 40-49 16 50-59 50 60-69 18…

Q: 2. A survey of 100 students revealed that 82 were in Math and 65 were in English. How many students…

A: A survey of 100 students revealed that 82 were in Math 65 were in English.   We have to find how…

Q: How many people drink tea in the morning?  How many people drink coffee in the morning?  How many…

A: There are 32 people drink tea only in the morning, 36 people drink coffee only in the morning, and…