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
If you would like to know how many paperback books did the store sell in a month, you can calculate this using the following steps:
paperback books: 70% of the sold books = 70% of 1,250 books = 70% * 1,250 = 70/100 * 1,250 = 875 books
The correct result would be 875 paperback books.
Answer:
60
Step-by-step explanation:
24+36
20+30=50
4+6=10
50+10=60