A normal distribution has a mean of 35 and a standard deviation of 4. Find the probability that a randomly selected x-value from the distribution is in the given interval 19 68.27 19 47.72 23 27 31 X% 23 27 31 Submit Question X % 35 X 35 x 39 39 Question Help: Message instructor 43 47 43 47 + 51 Q 51 Q

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Q: Find the 95% confidence interval of the true mean.

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