A city bus company sold 36 one-way tickets and 20 round-trip tickets from West Elmwood to East Elmwood. One-way tickets cost $14
2 answers:
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Answer:
D.
Step-by-step explanation:
that is the answer to the question above
Answer:
For this case we want to check if the true mean for the depth of groves cut into aluminium by a machine is equal to 1.7 (null hypothesis) and the alternative hypothesis would be the complement different from 1.7. And the best system of hypothesis are:
Null hypothesis:
Alternative hypothesis
Alternative hypothesis [tex]\mu \neq 1.7[/tx]
And the best system of hypothesis are:
3. This two-sided test:
H0: μ = 1.7 mm
H1: μ ≠ 1.7 mm