Example: tourism industry
Search results with tag "Estimation and confidence intervals"
Estimation and Confidence Intervals
www0.gsb.columbia.eduInExcel,thisformulaisevaluatedbythefunctionSTDEV. 3. Asthesamplesizen increases,s approachesthetruevalueσ.So,foralargesamplesize (n ≥ 30,say),X −µ s/ √ n ...