Thirty-five sophomores, 22 juniors, and 35 seniors are randomly selected to participate in a study from 574 sophomores, 462 juniors, and 532 seniors at a certain high school? Determine the type of sampling used

Q: A Nordstrom manager wants to survey customers as they leave the store on a certain day. There are…

A: Given:   N = 420     n = 50

Q: To survey 100 out of 600 people on a phone list, a researcher calls person #5, #11, #17, #23, etc.…

A: Solution: From the given information, 100 out of 600 people on a phone list is to be surveyed and…

Q: A company uses a computer to identify 600 most loyal customers from his database then service those…

A: A company uses a computer to identify 600 most loyal customers from his database then service those…

Q: Out of 10 hospitals in the Perak state, a researcher randomly selects 3 hospitals and collects…

A:

Q: In order to get patients opinion about the services provided to them by a hospital, a sample of 500…

A: A systematic type of sampling is the sampling in which every kth member is selected to gather a…

Q: A university is polling its students. It selects 200 students at random in the same proportions as…

A: Stratified random sampling is a process of sampling which uses different groups of the population…

Q: A statistics professor wants to know how her students feel about an introductory statistics course…

A: Cluster sampling: In cluster sampling the whole population is divided into different sections or…

Q: What type of sampling technique is used in the given situation ?The students were subdivided into 24…

A: The sampling process is given by The students were divided into 24 categories ir groups and then…

Q: Suppose that 40% of all people in a certain population have brown hair. If a random sample of 100…

A:

Q: Compute the sampling distribution for two tosses of an unfair coin.

A:

Q: In a certain school district with 500 teachers, the supervisor wants to survey about the number of…

A: Solution :  Given : N= 500              n = 50 To get sample of 50 teachers from 500 teachers…

Q: A political scientist surveys 74 of the current 205 representatives in a state's congress. Of them,…

A: A Population is the entire group that you want to draw conclusions about. A sample is the specific…

Q: 16. A local newspaper places an ad in the paper asking readers to phone in and name their favorite…

A: Note: Hey there! Thank you for the question. As you have posted multiple questions, we have helped…

Q: What type of sampling is done when the math department surveys all students in each of 3 sections of…

A: Cluster sampling is a method in which a researcher divides the population into cluster and then…

Q: What type of sampling is done when the math department surveys all students in each of 3 sections of…

A:

Q: As part of the SPC Reads initiative, Prof. Rosengarten needs to find out what the 10 most popular…

A: Stratified sampling: If the population is divided into differnt strat's and then randomly selected…

Q: What sampling technique was used?

A: here use definition of sampling method

Q: A survey of students living in a high-rise residence is to be conducted. The residence has 10…

A: Here it is a two stage sampling because there is randomization in the two stages. First…

Q: 8% of men in the United States are colorblind. If we construct a sampling distribution based on…

A: Central limit theorem: As the sample size large, the sampling distribution of sample means is normal…

Q: Identify what type of random or nonrandom sampling technique is used. Minority of senators are to…

A: Given that minority of senators are to be interviewed. So this implies that a group/type of senators…

Q: A tax auditor selects every 1000th income tax return that is received. Which sampling is used here?

A: A tax auditor selects every 1000th income tax return that is received. Here we will use Systematic…

Q: In a study, the sample is chosen by dividing all students into groups, then randomly selecting 3 of…

A: It is given that the sample is chosen by dividing all students into groups, the randomly selecting 3…

Q: A researcher randomly selected 4 out of the 12 high schools in a local school district and surveyed…

A: Correct option is 4th Cluster

Q: 22. A garment shop owner has received 1100 shirts from the manufacturer and checked 50 shirts using…

A: Given  N=1100, n=50 K=N/n=1100/50=22 We chose any number between 1 to 22. 10,10+k,10+2k,10+3k…

Q: The element or group of elements considered for selection in some state of sampling is referred to…

A: The element or a group of elements considered for selection in some state of sampling is referred to…

Q: A garment shop owner has received 1100 shirts from the manufacturer and checked 50 shirts using…

A:

Q: what do you call this sampling technique?

A: Posting a question on the internet to know about something

Q: Snoopy Brown is interested in the number of businesses that do not allow dogs in St. Paul, MN. To…

A: Snoopy Brown is interested in the number of businesses that do not allow dogs in St Paul, MN. To…

Q: 150 employees are selected for an interview from an office of 1200 population. the participants are…

A: Population is the whole set of observations that are used for study. The sample is the subset of…

Q: As part of the SPC Reads initiative, Prof. Rosengarten needs to find out what the 10 most popular…

A: Sampling means the process of taking out the sample from the population. There are several…

Q: You are going to survey a random sample of the 300 passengers on a flight from San Francisco to…

A: Given, A random sample of 300 passengers on a flight from San Francisco to Tokyo.

Q: A researcher wanted to know the average screen time (in hours) Of the students using cellphone.…

A: Given : Pop. size (N) =  4  4 , 5 , 6 , 7 Sample size (n) =3

Q: In an exit poll of 625 scientifically and randomly selected voters, 340 expressed support for…

A: Given data, n=625 x=340 sample proportion(p)=?

Q: Ms. Scott, the principal of Phoenix High School, was conducting a survey about student's impressions…

A: Cluster sampling: Cluster sampling is defined as a method of sampling in which, at first, the entire…

Q: As part of a class project, a teacher brings a jar of 250 jawbreakers of 3 different colors, orange,…

A: From the given information, thee are three different colors orange, red and white jawbreakers.…

Q: Out of 120 teachers in MNHS-SHS, select a sample of 40 teachers using the systematic sampling…

A:

Q: What sampling technique –random, stratified, cluster, systematic, or convenience –was used?…

A: In simple random sampling, each of the unit is population has equal chance of being selected in the…

Q: A fruit vendor wants to check 25 apples as sample out of 500 apples by using systematic sampling…

A: We need to use concept of Systematic Sampling

Q: How large a sample ?n , is needed to get the common ±3±3 percentage point margin of error? Use the…

A: Here given Sample Size = 356 People who used a mobile device such as an Android phone or iPad during…

Q: Lecturer from BSD wants to conduct a survey on effectiveness of online teaching by collecting data…

A: Population consist all the possible units of interest. Sample is a subset of the population. There…

Q: There are 120 teachers. Select a sample of 40 teachers by using the systematic sampling technique.

A: There are 120 teachers. Select a sample of 40 teachers by using the systematic sampling technique.…

Q: UTAS, Nizwa has received 400 Red Markers, 600 Black Markers and 1000 Blue Markers. The college store…

A:

Q: A Nordstrom manager wants to survey customers as they |leave the store on a certain day. There are…

A: Given that,        Population size N=420        Sample size n=50 In a systematic sampling…

Q: The school canteen is doing a survey on the food preferences of the students. They printed 100…

A: The appropriate sampling technique is to be defined for the 100 students (considering a single form…

Q: A researcher numbered all of the colleges willing to release grade information and chose every tenth…

A: The systematic sampling is the type of sapling when n samples are selected by choosing kth member.

Q: From a group of 496 students, every 49th student starting with the 3rd student is selected. Your…

A: Since sampling is done systematically. That is ,it chooses every 49th student starting from 3rd.

Q: A market reseacher selects 500 drivers under 30 years of age and 500 drivers over 30 years of age.…

A: Stratified sampling a technique of sampling in which the researcher divides the population in to sub…

Q: A polling company conducted a survey of voters to obtain data for a political campaign. They…

A: Given:    x = 1365    n = 3500

Q: A questionnaire is sent to every ninth person on an alphabetical list of a store’s credit card…

A: Systematic sampling A sampling method in which the sampling is done from a larger population and…

Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.