est). 2364912.qx3zqy7 Jump to level 1 A company would like to know if efficiency can be improved through a training course for e employees is taken. The time taken for an employee to complete a task before training anc Before 33.1 Mean Variance Observations Hypothesized Mean Difference 12.25 DE IP IStat P(T<+t) one-tail t Critical one tail p3 Ex 1.234 TSO'O P(T<+t) two-tail L Critical two-tail -2.045 3. t = Ex: 1.234 n=Ex: 9 Degrees of freedom: df Ex: 1.234 Point estimate for before training: 1 Point estimate for after training,

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