Answer:
Step-by-step explanation:
The null hypothesis is usually the default statement while the alternative hypothesis is its opposite and usually tested against the null hypothesis.
In this case study, the null hypothesis is u = 21%/0.21, the percentage is not different among residents in Sonoma County and is equal to 0.21.
While the alternative hypothesis is u =/ 0.21, the percentage is different among residents in Sonoma County; not equal to 0.21
The detailed explanation of the question is provided in the attached image.
Hope this helps :)
Answer:
15
-----
32
Step-by-step explanation:
3 5 15
-- * -- == ---
4 8 32
She can have 3 groups of tens and 8 groups of ones