population size of the students is 2000 in five different programs of the institute. You want it to have big sample and want to generalize the results. What is sampling technique

Q: How do you calculate the sample variance for proportions when the sample is drawn from a dichotomous…

A:

Q: Explain in your own words the advantages of bigger random samples in a sample survey

A: Explain in your own words the advantages of bigger random samples in a sample survey

Q: When a researcher who is studying "serious tennis players" asks 200 people if they qualify as this…

A: In the following problem Convenience Sampling is to be used

Q: How do the Boundaries for the observed sample, Common and Rare Outcomes?

A:

Q: What sampling techniques should be used while establishing if someone is happy or not?

A: Here we want to establish sampling technique if someone happy or not.

Q: isn't the sample size should be 35, not 12?

A: We have given that the information presented by the tutorial school related to the IELTS  mock…

Q: Part i) The proportion of the 126 people who are living below the poverty line, 25/126, is a: A.…

A: Here given , A government official is in charge of allocating social programs throughout the city of…

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: When we are comparing two sample means that are not the same group of individuals, what kind of test…

A: Given that  When we are comparing two sample means that are not the same group of individuals

Q: Among the random and non-random sampling techniques that we have, which do you think is the most…

A: Random/Probability sampling is a technique in which each member of the population has an equal and…

Q: Why Should Multiple Sampling Methodologies Be Considered For Health Care Research?

A: Given that - Why Should Multiple Sampling Methodologies Be Considered For Health Care Research?

Q: Online gamers are divided into different age groups. A random sample from each group is selected and…

A: From the given information we want to know method of sampling.

Q: How can you make your sampling method more reliable? (English Translation: List a way you could make…

A: Introduction: Sampling is done in practical life instead of a population census, in most of the…

Q: what is the sampling technique for secondary survey data

A: Sampling helps a lot in research. It is one among the foremost important factors which…

Q: Explain one possible advantage of using a paired sample instead of independent samples.

A: Paired samples, are also known as dependent samples, can be defined as the samples in which natural…

Q: If the sample size is n=16 what is likely true about the shape of the population?

A: Solution:  Central limit theorem: The central limit theorem state that as the sample size increases…

Q: Why is Sampling, Estimation and Testing Important?

A: Answer:-  Sampling: Sampling is a statistical procedure of drawjngba small number of elements from a…

Q: If we would like to decrease the margin of error without changing the sample size, what must happen?

A: We have to find what to do to decrease margin of error.

Q: ethod? Select all that apply

A: Sampling Methods: The sampling methods are classified into 2 types  Random Sampling or…

Q: What are the seven major steps involved with sampling?

A: The seven major steps of sampling is given below:

Q: In the Star and Tribune newspaper, there is an article entitled “1 in 8 school buses fail tests."…

A: Given information: Sample of 200 buses and find that 20 buses fail the safety inspection. Let us…

Q: Describe about the All Possible Random Samples.

A: The random samples can be selected in the following methods: Simple random sampling: If a sample of…

Q: What do you understand by random sampling?

A:

Q: how do you find the simple random sample of 15 restaurants?

A: In simple random sampling each member of the population has an equal chance of being included in the…

Q: A government official is in charge of allocating social programs throughout the city of Vancouver.…

A: Solution-: Let, X- Number of an annual income that is below the poverty line. Given: n=129,X=24 We…

Q: Is the sample size of survey is multiplied by 100, then by what factor is the margin of error…

A: Solution

Q: If we took three different samples of college students (one from California, one from Arizona, and…

A: The samples are derived of 500 students from three cities, city C, city AR and city AL.

Q: How do a paired-sample design and an independent-sample design differ?

A: A paired-sample design and an independent-sample design are two different types of research designs…

Q: In terms of ratio projections and difference projections why are they important in non-statistical…

A: Ratio projections and difference projections are important in non-statistical sampling because they…

Q: Why a casual or haphazard sample doesn’t qualify as a random sample?

A: Haphazard or casual sampling is where we try to create a random sample by haphazardly or casually…

Q: What are the practical Reasons for learning how to use the formula in determining sample size?

A: The two major factors affecting the power of a study are the sample size and the effect size A…

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.