| Front | What is the null and alternative hypothesis? |
| Back | The null hypothesis, denoted by H0, is the claim that is initially assumed to be true (the “prior belief” claim). The alternative hypothesis, denoted by H1, is the assertion that is contradictory to H0 . |
| Tags | math stats |
| Front | What is the idea of statistical tests (z-test, t-test, chi-squared test, sign test, etc.) |
| Back | It is to compare the empirical value obtained from observed data (empirical data) with the critical value (from table or from some statistical program) |
| Tags | math stats |
| Front | What is a random error (Blom Book)? |
| Back | The difference between the measured value and its mean |
| Tags | math stats |