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PSTAT 5LS Midterm 2 UPDATED ACTUAL Exam Questions and CORRECT Answers

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PSTAT 5LS Midterm 2 UPDATED ACTUAL Exam Questions and CORRECT Answers Central Limit theory (case 1) - CORRECT ANSWER - Large sample, is taken from a population with any type of distribution that has a mean mew and std dev sigma -sample means will have a normal distribution Central limit theory (second case) - CORRECT ANSWER - If a sample of any size is taken from a population with a normal distribution with mean mew and std dev sigma -the dist of means of sample size n will be normal

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Uploaded on
May 13, 2025
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Written in
2024/2025
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PSTAT 5LS Midterm 2 UPDATED
ACTUAL Exam Questions and CORRECT
Answers
Central Limit theory (case 1) - CORRECT ANSWER - Large sample, is taken from a
population with any type of distribution that has a mean mew and std dev sigma
-sample means will have a normal distribution


Central limit theory (second case) - CORRECT ANSWER - If a sample of any size is
taken from a population with a normal distribution with mean mew and std dev sigma
-the dist of means of sample size n will be normal


Population mean - CORRECT ANSWER -



Sample mean - CORRECT ANSWER -



Mean of sample means - CORRECT ANSWER -



Standard deviation of sample means - CORRECT ANSWER -



Sampling distributions - CORRECT ANSWER - the probability distribution of a statistic



Rules for sampling distribution - CORRECT ANSWER - -for samples size n=30+ the
distribution of the sample means can be approximated by a normal distribution
-check binomial criteria


sample proportion - CORRECT ANSWER -
R198,31
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