Ataklty
16.09.2019 •
Mathematics
Four notebooks 4.40. how many notebooks can you buy for 6.60.
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Ответ:
1 notebook=1.10 <--- divided both sides by 10
6.60/1.10 <--- total amount/price per=total number purchasable
6 notebooks
Hope this helps!
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.