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Please give a careful but brief answer to each of the following questions (a) Wh

ID: 2907909 • Letter: P

Question

Please give a careful but brief answer to each of the following questions (a) What is a population? O A population is the complete set of measurements from every individual of interest. O A population is a subset of the complete set of measurements from every individual of interest. A population is a numerical descriptive measure of the complete set of measurements from every individual of interest. A population is a numerical descriptive measure of a subset of the complete set of measurements from every individual of interest. How do you get a simple random sample? A simple random sample is accomplished by dividing the entire population into pre-existing segments. Make a random selection of segments. Include every member of each selected segment in the sample. ? A simple random sample is accomplished by numbering all members of the population sequentially. Then rom a starting point selected at random include every kh member of the population in the sample. 0 A simple random sample is accomplished by assigning numbers to members of the population and then using a table, calculator, or computer to select random numbers from the numbers assigned to the population members. Create the sample by using population members with numbers corresponding to those randomly selected. O A simple random sample is accomplished by using data from population members that are readily available. A simple random sample is accomplished by dividing the entire population into distinct subgroups based on a specific characteristic such as age, income, education level, and so on. All members of a subgroup share the specific characteristic. Draw random samples from each subgroup

Explanation / Answer

a)

A Population is complete set of measurements from every individual of interest.

A random sample is accomplished by assigning numbers to the members of the population and then using tables, calculator or computer to select random numbers from the numbers assigned to the population members.create the sample by using population members with numbers corresponding to those randomly selected.

b)

A sample statistic is a numerical descriptive measure of a subset of complete set of measurements from every individual of interest.

A Sampling distribution is a probability distribution of a sample statistic based on all possible samples of a population from normal distribution.

c) In first box "n>=30"

In second box "normal"

In third box "mu"

In fourth box "sig/sqrt(n)" where n is sample size.

d)

i) Trees in a particular city.

ii) MNC's in a particular city.

iii) Schools in a particular city.