Let’s assume you have taken 100 samples of size 36 each from a normally distributed population. Calculate the standard deviationof the sample means if the population’s varianceis 25.

Find P(9 < x < 15) when mu = 12 and sigma = 2. Write your steps in probabilitynotation.

Find P(x = 13) for a sample taken from a normally distributed population with mu = 15 and sigma = 3.

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1. Let’s assume you have taken 100 samples of size 36 each from a normally distributed population. Calculate the standard deviation of the sample means if the population’s variance is 25.

Standard deviation of sample means with …

The solution gives the details for computing normal probability for different events.