A scientist is testing lake water at different depths. Order the samples of lake water from greatest depth to least depth. At wh
at depth could the scientist take a new sample that would be shallower than the shallowest sample?
1 answer:
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Answer:
95% Confidence interval = (23.4,26.2)
Step-by-step explanation:
In this problem we have to develop a 95% CI for the mean.
The sample size is n=49, the mean of the sample is M=24.8 and the standard deviation of the population is σ=5.
We know that for a 95% CI, the z-value is 1.96.
The CI is