The table and graph show that each banana at a market costs $0.27. Cost of Bananas Bananas (x) Cost in dollars (y) 1 0.27 2 0.54
2 answers:
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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.