H_{0}: μ = µ_{0} | The population mean (μ) equals the hypothesized mean (µ_{0}). |
H_{1}: μ ≠ µ_{0} | The population mean (μ) differs from the hypothesized mean (µ_{0}). |
H_{1}: μ > µ_{0} | The population mean (μ) is greater than the hypothesized mean (µ_{0}). |
H_{1}: μ < µ_{0} | The population mean (μ) is less than the hypothesized mean (µ_{0}). |