Basic statistics - a full course - Least squares - explained with a simple numeric example

Distinguish between populations and samples and choose appropriate descriptive statistics such as mean, median, mode, range, and standard deviation for summarising data
Calculate and interpret confidence intervals and apply the correct t-test (one-sample, independent, or paired) to draw conclusions from sample data
Perform hypothesis testing by defining null and alternative hypotheses, calculating p-values, and interpreting results while accounting for Type 1 and Type 2 errors
Select and execute