In a manufacturing unit for electronic chips, Unit manufactures chips that are either defective (10%), normal (82%), or slightly defective (8%). The produced chip is passed through an automated inspection system which can detect and discard any chip which is obviously defective. What is the quality of the chip that makes it through the inspection machine?

Q: If three out of every eight trick-or-treaters that came to your house last Halloween were dressed as…

A: Simplify to get the answer.

Q: In 1945​, an organization surveyed 1100 adults and​ asked, "Are you a total abstainer​ from, or do…

A: Given α=0.05         n1=1100       (for recent survey)n2=1100       (for in 1945 survey) x1…

Q: Of 250 adults who tried a new multi-grain cereal, "Wow!", 187 rated it excellent; of 100 children…

A: Pooled Proportion: Let us suppose in a population of size N1 the number of members possessing a…

Q: A marketing researcher measures 100 doctors’ reports of the number of their patients asking them…

A: Use the given information to determine the type of t-test in the given data. From the information,…

Q: In 1945, an organization surveyed 1100 adults and asked, "Are you a total abstainer from, or do you…

A: Solution: Given information: n1= 1100 Sample size of adults in 1945 survey  x1= 352 adults indicates…

Q: 3. In a Gallup Pool, 52% of 1038 surveyed adults said that second hand smoke is "very harmful". What…

A: Following information is given:   Total number of people survey = 1038 Percentage of people who said…

Q: When 3,011 adults were surveyed in a Pew Research Center poll, 73% said that they use the internet.…

A: Given Information: n = 3011 ¾ of all adults use the internet (p)  = 75% = 0.75   = 73% = 0.73 Step…

Q: How many people at the clinic have blood type AB? Which blood type does the least number of people…

A: A survey is a method of collecting data from the respondents to collect information for the…

Q: The department of motor vehicles wants to check whether drivers have a slower reaction time after…

A: a) 95% confidence interval was calculated to be (-12.05, -9.95): There is 95% confident that the…

Q: A factory for the production of light bulbs took a random sample of 200 units and found that 18 of…

A: The sample size is N=200N = 200 the number of defective cases is X=18X = 18 and the sample…

Q: Can you think of an area where it might not be practical, for a variety of reasons, to sample 100%…

A: Given:- We can think of an area where it might be practical, for a variety of reasons ,to sample…

Q: In order to estimate the attendance at a 1,000,000 square foot mall, a sample of people is taken in…

A: We will solve the problem

Q: What is the formula to be used to determine the total possible random samples?

A: Let the population size be N Sample size be n

Q: Have you ever opened a bag of M&Ms and been surprised at the distribution of colors? We are going to…

A: Given information: Color Brown Red Yellow Orange Green Blue   Count 14 11 10 37 11 19 102…

Q: Based on the sample, predict the number of adults in Palm City whose main source of news is…

A: In sample, number of adults whose main source of news is newspaper, X = 54 Sample size n =…

Q: What is the degrees of freedom value for the total?

A: Given that k = 3 And N = 98

Q: In 1945​, an organization surveyed 1100 adults and​ asked, "Are you a total abstainer​ from, or do…

A: In 1945 survey, among 1100 adults 407 indicate that they were total abstainers. The number of…

Q: In 1949, an organization surveyed 1100 adults and asked, "Are you a total abstainer from, or do you…

A: Given: n1=1100x1=374p1=0.34n2=1100x2=330p2=0.30

Q: At the particular courthouse, to increase his or her honor's statistical power, a judge can 1.…

A: Power of the test: Power of the test is defined as the probability of rejecting the null hypothesis…

Q: A school bag contains 12 pens of which 5are red and the other are black. 4pens are selected from the…

A: Given, Total Pens= 12 Red pens=5 Black Pens=7 No of samples of size 4 contain at most one black…

Q: A poll of 80 students selected at random at Midtown University found that 20 were in favor of a fee…

A: Given  Total student in sample = 80 students No. of student in favour of feet hike = 20 students

Q: In 1942 ​, an organization surveyed 1100   adults and​ asked, "Are you a total abstainer​ from, or…

A: The proportion of considered subjects, on which we are interested from a sample can be termed as…

Q: :5. If in a village actually involved by anthrax, 70 per cent of the goats are attacked and 85 pet…

A:

Q: A survey of 10 fast-food restaurants noted the number of  calories in a mid sized hamburger. The…

A: A survey of 10 fast-food restaurants noted the number of calories in a mid-sized hamburger. The…

Q: An opaque jar contains 300 marbles, all either green or purple. Calista pulls out 10 marbles without…

A: # Given: no of marble in jar N=300  Sample of size n=10 drawn  No of purple marble in sample =2…

Q: The Ministry of Health in the Canadian Province of Ontario conducted the Ontario Health Survey by…

A: Stratified sampling :- When we have Homogenous distinguishable sub-groups. Then the population is…

Q: In 1945, an organization surveyed 1100 adults and asked, "Are you a total abstainer from, or do you…

A: Let, X1= number of abstainer in the previous test n1= total sample size of the past test p1^ =…

Q: An event marketing executive thinks that the proportion of consumers who have seen his company’s…

A: In general terms, the larger the sample size n, the more precise of an estimate can be obtained of…

Q: If we wanted a random sample of students in a cafeteria, why couldn't we just take the students who…

A: Answer: Here random word itself says that we couldn't just take the students who order coke with…

Q: In a village actually involved by anthrax, 70% of the goats were attacked, 85% have been inoculated…

A:

Q: In 1944​, an organization surveyed 1100 adults and​ asked, "Are you a total abstainer​ from, or do…

A: We habe to find given proportion.

Q: As the newly hired manager of a company that provides cell phone service, you want to determine the…

A: When we don't have any prior information about the population proportion, we generally take it as…

Q: To study the mean blood pressure of all people in her state, Christine samples the population by…

A:

Q: In 1941​, an organization surveyed 1100 adults and​ asked, "Are you a total abstainer​ from, or do…

A: In 1941​, an organization surveyed 1100 adults and​ asked, "Are you a total abstainer​ from, or do…

Q: A marble manufacturer advertises that its bags of marbles will contain 25% "milky-white" marbles.…

A: In the context, the sampling percentage of milky-white marbles, p̂ is 25%. The total number of…

Q: In a survey of 3121 people, 412 are under-vaccinated. What is the proportion of under-vaccinated…

A: Given data, Total no of people n=3121 No of people under vaccinated is x=412 What is the proportion…

Q: A quality control officer in a food processing factory selects every 20th jar of pickles from the…

A: In the above question food processing factory selects every 20th jar of pickles from the conveyor…

Q: A mother bought 4 pieces, namely, apples, mangoes, oranges, and strobey with a proportion of 25%,…

A: Conditional Probability: Let A and B be two events with P(A) > 0. Then the conditional…

Q: In 1949, an organization surveyed 1100 adults and asked, "Are you a total abstalner from, or do you…

A: Given : x1=374n1=1100p^1=0.34x2=330n2=1100p^2=0.30We want to find the value of test stitistic.

Q: The accounting department took a simple random sample of 7 audits. The number of days to complete…

A: Given data, 48,41,42,42,45,43,47   Median=?

Q: a. How many treatment conditions were compared in the study? b. What was the total number of…

A: Here it is given that, a research report from an independent-measures study states that there are…

Q: Find the probability (in percent) of randomly selecting someone who has an allergy or test negative.

A: We have a given table and using this table we have to find the probability that who has an allergy…

Q: Zoe wanted to know how the students at her university might vote in the upcoming election. What…

A: Zoe wanted to know how the students at her university might vote in the upcoming election. We have…

Q: According to the Humane Society, 33% of households in the United States own at least one cat. You…

A: From the given information p Value is 0.092. We want to interpret it.

Q: answer a A. the national percentage of automobile accident fatalities which are alcohol related is…

A:

Q: A small-town mechanic says that 8% his customers come in for an oil change. When  1000 samples were…

A: It is given that a small-town mechanic says that 8% of his customers come in for an oil change.

Q: Of the 1,000 total calls, 51 did not result in a satisfactory outcome. Thus, the proportion of calls…

A: Of the 1000 calls 51 didn't result satisfactory outcome. Hence total number of unsatisfactory…