A letter in the word ACCEL is chosen. What is the theoretical probability of choosing a C?
1 answer:
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Answer:
3/4
Step-by-step explanation:
Q =
{the smallest common multiple of 10, 4 and 5 is 5×2×2 = 20 (denominator)}
Q =
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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.