Answer:
3.113, 4.507
Step-by-step explanation:
From the given values:
Mean = 3.81
Standard deviation = 1.74
Therefore
M = √(1.72/18) = 0.4
μ = M ± t(sM)
μ = 3.81 ± 1.74*0.4
μ = 3.81 ± 0.697
Recall that the mean is estimated at 90% confidence level,
Hence,
= 90% CI [3.113, 4.507]
Answer:
It would take her 11 hours
Hope this is right
Step-by-step explanation:
10.75 is a rational number because it does not have a repeating decimal.
Answer:
181º isnt a triangle.
Step-by-step explanation:
Answer:
9.43398113206...
Step-by-step explanation:
