According to the specification sheet, the average weight of the bolts is µ=30gr with o=2gr. Suppose that a sample of 50 bolts is drawn. import numpy as np import scipy.stats as st mu = 30 sigma = 2 n= 50 df = n-1 %3D With Python, answer the following: 1. What is the probability that the sample mean is between 29.8gr and 30.2gr? (Use Standard Normal, and Student-t) a) Standard Normal: b) Student-t:

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