Part A: You have sampled the population of undergraduate students in the educati

Question

Part A: You have sampled the population of undergraduate students in the education department at your institution to gauge understanding of the autistic spectrum in adults on a 5-point Likert scale. Your sample is plotted against a mean given as 2.6. What is a definition of the standard error?

a. Standard error = standard deviation

b. Standard error = mean

c. Standard error = number of possible sample populations

d. Standard error = standard deviation of sample means

Part B: Confidence intervals are?

a. A range within which the researcher believes the true mean value will fall

b. Boundaries to prevent the true mean value being calculated

c. Calculating all of the mean values of the various sample populations

d. Limiting the number of sample populations studied

Explanation / Answer

Part A : In sampling distribution Standard error is the standard deviation of sample mean.

So option d is correct answer.

Part B: confidence interval represent the interval or range of population parameter within this parameter lie.

So option A is correct answer.

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