Answer:
c). Two tailed test
Step-by-step explanation:
The given hypothesis are
Null hypothesis: H0:μ= 1.7
Alternative hypothesis: H1:μ≠ 1.7
The alternative hypothesis demonstrates that mean number of children are not 1.7 in 2000. This means that mean number of children can be greater than 1.7 or mean number of children can be less than 1.7. Thus, the given alternative hypothesis indicates the two tailed test.
Answer:
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Step-by-step explanation:
2000 has three zeros and 10 has one, so you add another zero to 2000 so it makes it 20,000
(-4)(-2)= 8
8(-5)= -40
Answer: -40
(6,2)
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Hope this helps you