Answer:
D: SAS
Step-by-step explanation:
Answer:
The correct answer is if you want no roots in the denominator, the correct answer is *
Step-by-step explanation:
The mistake is that you can't take a cube root of a square at step 3 when is taken out.
Answer:
95% Confidence interval: (96.06,103.94)
Step-by-step explanation:
We are given the following in the question:
Population mean, μ = 85
Sample mean, = 100
Sample size, n = 30
Alpha, α = 0.05
Population standard deviation, σ = 11
95% Confidence interval:
Putting the values, we get,
(96.06,103.94) is the 95% confidence interval for the population mean test score.
Answer:7.776
Step-by-step explanation: