Given 1400 freshmen students with 600 male students and 800 female students, describe the way you draw a sample of 10% using stratified random sampling

Q: Nationally, 80 percent of adults own an automobile. You are interested in whether the same…

A: In the given condition, we are interested in examining the proportion of owning a car with the…

Q: Explain the procedure you would follow in constructing the sampling distribution of the difference…

A: The sampling distribution of the difference between two sample proportions based on large samples…

Q: A recent graduate chooses 4 continents to visit from the 7 in the world. What is the size of the…

A: A recent graduate chooses 4 continents to visit from the 7 in the world total=7 choose =4

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: Describe the sampling distribution of the sample proportion when large samples are drawn.

A: Hello! As you have posted 3 different questions, we are answering the first question. In case you…

Q: Which type of sampling method is used in the following? 20 people from each dorm are asked to fill…

A: In simple random sampling, the samples are chosen at random from the whole population. In cluster…

Q: The average age of the MBA students in a statistics class is 30.7 years old. The ages of five…

A: Given data: 36, 25, 25, 29, 30.

Q: You need to test a claim that more than 18% of students at your campus do not know their blood…

A: Thanks for giving opportunity to serve for bartleby students, Hey, There ! Thank you for posting…

Q: Some middle school teachers have decided that the 8th grade needs a student committee. They need to…

A: Given that  there are total 22 student out of which 5 are selected

Q: Gary Chalmers is giving a sample of students at Springfield Elementary School IQ •tests. To select…

A: Systematic sampling is a statistical method involving the selection of elements from an ordered…

Q: A sample of students from a school was taken by choosing the first 100 students who arrived at…

A: Answer: Convenience Sampling

Q: 2. In a group of 250 students, how will you select a sample containing 71 students by using the…

A: It is given that  N=250 n=71

Q: A political scientist surveys 40 of the current 138 representatives in a state's congress. What is…

A: Determine the size of the sample from the given data. The size of the sample from the given data is…

Q: What sampling technique was used?

A: here use definition of sampling method

Q: If a school has a total of 475 students. We want to extract a sample of 80. How can you explain in…

A: Note: Hey there! Thank you for the question. We have assumed “random sampling” to mean simple random…

Q: A principal wanted to survey students who took a standardized college entry exam about how prepared…

A: In this example each and every student has equal chance of selection.

Q: A political analyst would like to survey a sample of the registered voters in a county. The county…

A: Cluster Sampling : Suppose there are several groups present in the population. In Cluster sampling,…

Q: If you want to conduct a study to determine how much people exercise from a certain town, what would…

A: In this scenario, it is appropriate to call randomly selected cell phone numbers of people living in…

Q: A political scientist surveys 29 of the current 131 representatives in a state's congress. What is…

A:

Q: Given 1,400 freshmen students with 600 male students and 800 female students, describe the way you…

A: Given: Total population, N = 1400           Gender wise total population, for males, N1 = 600 and…

Q: how do you find random sample of 20 "items" from some population or process? And make the table with…

A: To find a random sample of size 20 from a population, we use simple random sampling. The simple…

Q: We need to survey a sample of the 300 passengers on a full flight from Cincinnati to London. We…

A: Stratified random sampling - The given technique is not an example of stratified sampling because…

Q: A worker wanted to estimate the average annual living expenses for the residents of New Zealand. He…

A: Simple random sampling: Simple random sampling is defined as a method of sampling in which, a sample…

Q: Amanda is writing an article for the school newspaper about social media use among teens. She wants…

A: As per our guidelines, we are allowed to answer first three sub-parts only. Thanks   A random sample…

Q: Marina sampled every tenth member of the population in her studies. What type of sampling would she…

A: We want to tell what type of sampling would she be used

Q: A sample of 70 students from all the three departments of Nizwa College of Technology are selected…

A: Given that  Sample size n = 70 Number of students in Business department, N1 = 80 Number of students…

Q: How can I find the sample mean of these four scores ? 1,4,4,10

A: Given data, 1,4,4,10 sample mean(x)=?

Q: Huck Finn is interested in the average length of catfish in the Mississippi river bordering St.…

A: Stratified sampling: In stratified sampling the whole population is divided into two or more…

Q: To find out what the preferred ice cream flavor is, wait outside an ice cream parlor and ask every…

A: Given, To find out what the preferred ice cream flavor is, wait outside an ice cream parlor and ask…

Q: Describe the sampling distribution for the sample means

A: Given, n=100 μ=55 σ=20

Q: You want to obtain a survey from households across the U.S. To obtain the survey you separate the…

A: You want to obtain a survey from households across the U.S. To obtain the survey you separate the…

Q: A political scientist surveys 37 of the current 148 representatives in a state's congress. What is…

A:

Q: Suppose you want to know how much students in Greek organizations study per week, on average.You…

A: Simple random sampling: Simple random sampling is defined as a method of sampling in which, a sample…

Q: There are 30 boys and 20 girls in a class. If a teacher selects a sample of boys and girls as per…

A: Stratified Random Sampling: The population consists of N units which is divided into k relatively…

Q: In provincial-level monitoring in farms, will you do random sampling, representative sampling, etc.…

A: Here we explain sampling method.

Q: A political scientist surveys 26 of the current 87 representatives in a state's legislature. What…

A: Size of the population is total number of individuals under study. Size of the sample is number of…

Q: You randomly selected one sample of 40 citizens of your city to see if they wanted to increase taxes…

A: See the solution

Q: Knowing that you need a sample pool of 536 students to ultimately get about 250 students in your…

A: From the given information, total number of students listed in the student directory N = 5000. Total…

Q: From a population of 300 you are going to select 50. Using the systematic sampling technique where 5…

A:

Q: The subscribers to a magazine are numbered. Then, a sample of these people is selected using random…

A: We have given that,  The subscribers to a magazine are numbered. Then, a sample of these people is…

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: Huck Finn is interested in the average length of catfish in the Mississippi river bordering St.…

A:

Q: You want to gather some data about students at a local high school. Match the name of the sampling…

A: given

Q: What type of sampling technique does this represent

A: here use basic of sampling method

Q: There are 4327 colleges in a certain country and the number full-time students is 13, 287,563. (a)…

A: (a)"A discrete variable is one that can take on finitely many, or countably infinitely many values",…

Q: In a college there are 2000 students, we draw a simple random sample without replacement of 500…

A:

Q: A researcher plan to conduct a survey about how capable the students are in conducting research. If…

A: Obtain the sample size of a no preliminary estimate for p. The formula of sample size is, Use EXCEL…

Q: Discuss the four different sampling methods, and for each method, explain why we might use it.

A: Here we need to discuss four different types of sampling methods with their uses.

Types of Bias

Statistics is the study of data collection, organization, analysis, interpretation, and presentation. Statistical bias is a characteristic of a statistical technique or its findings in which the expected value deviates from the actual root quantitative parameter being estimated. According to the actual definition of bias, it refers to the tendency of a statistic to overestimate or underestimate a parameter.