Inferential statistics

Question 1

What is A STANDARD ERROR OF MEAN (SEM)

Answer 1

Standard error of mean (SEM) –Quantifies how far your calculated mean is from the “true” mean. THIS IS AN INFERENTIAL STATISTIC. This is equivalent to SD/SQRT.

Question 2

What is inferential statistics ?

Answer 2

SEM

CI

Question 3

What are confidence intervals ?

Answer 3

95% Confidentiality Intervals (CI) – These give you a range of values within which you can be certain ( to a specific percentage of confidence) that the “ true” value lies within. CI are an inferential statistic.

“ if we repeat a study many times, in 95% of those repetitions, the results would fall within the confidence interval”