Determining analysis and null-alternate hypothesis

Reference no: EM1321437

Determine what analysis would you do on each problem (i.e., one-sample z-test, one-sample t-test, proportion test, two-sample independent t-test, or paired test)? Then state the null and alternative hypothesis for a problem.

a. A new training method has been developed for typing speed. To see if the training increases typing speed, managers measured the typing speed of 20 support staff and then send them through the training. After the training is over, the staff is timed again

Reference no: EM1321437

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