Answer:
H0 : μ = 6.2
H1 : μ ≠ 6.2
Step-by-step explanation:
Population mean, μ = 6.2 ppm
The hypothesis :
Null, H0 : = The mean level of Ozone is normally 6.2 ppm ;
The alternative hypothesis is the researcher's claim that the current ozone level is not normal, that is it may be higher or lower than the normal value in ppm
Hence, the hypothesis could be written as :
H0 : μ = 6.2
H1 : μ ≠ 6.2
The equation of a vertical line passing through the point (-5,-1) is x = -5
Answer:
Step-by-step explanation:
The lower bound is 10.5 and the upper bound is 15.9
Hope it helps!
Answer:
its b
Step-by-step explanation:
because its on usatestprep
