phancharamachasm
15.12.2020 •
Mathematics
Pls help I’ve repeated the same question over and over.
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Ответ:
Ответ:
Null hypothesis:
Alternative hypothesis:
The alternative hypothesis for this case is that at least one mean is different from the others.
And the best method for this case is an ANOVA test.
Step-by-step explanation:
For this case we wnat to test if all the mean length of all face-to-face meetings and the mean length of all Zoom meetings are the same. So then the system of hypothesis are:
Null hypothesis:
Alternative hypothesis:
The alternative hypothesis for this case is that at least one mean is different from the others.
And the best method for this case is an ANOVA test.