In solving the inequality -3x < 9, you would divide both sides of the inequality by -3 and flip over the inequality symbol. t
1 answer:
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Answer:
a. Yes. p-value(0.05469)> 0.05
b,c- see details below
Step-by-step explanation:
a. #Use shapiro test to test for normality
Yes. The population has a p-value greater than 0.05:
0.05469>0.05
b.From our output, the 98% intervals are:
[8.19016,9.648021]
c. The new interval, [8.19016,9.648021] is wider, but we are more confident that it contains the true mean ( 8.919091)
#Attached histogram and snippet of the applicable code.
