Can we use a z-test and how can we implement it and how does

Reference no: EM13240614

In a school how is ztest used in time table ... one group that studies 7 periods a day of 45 mins each class and the other group can choose semester wise classes and their time period is 90 mins..So for this i need to know, Can we use a z-test and how can we implement it and how does it work?

Reference no: EM13240614

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