I an Estimate of the Population Mean Based on a Large

question 59

Multiple Choice

i. An estimate of the population mean based on a large sample is less reliable than an estimate made using a small sample.
Ii) The standard error of the mean will vary according to the size of the sample that is in the denominator. As the sample size n gets larger, the variability of the sample means gets smaller.
Iii) To determine the value of the standard error of the mean, the total error is divided by the sample size.

• A) (i), (ii) and (iii) are all correct statements
• B) (i) is a correct statement, but not (ii) or (iii).
• C) (ii) is a correct statement, but not (i) or (iii).
• D) (ii) and (iii) are correct statements but not (i).
• E) All statements are false

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Education Emphasis

The particular focus or importance placed on learning and academic achievement within a culture, system, or practice.

Jean Piaget

A Swiss psychologist known for his pioneering work in child development, particularly his theory of cognitive development.