he thicknesses of glass sheets produced by a certain process are normally distributed with a mean of μ =3.50 mm and a standard deviation of σ = 0.15 mm. a) What is the probability that a glass sheet is thicker than 3.75 mm? b) What is the probability that a glass sheet is thinner than 3.30 mm? c) What is the probability that a glass sheet is between 3.25mm and 3.75mm? d) What is the value of c for which there is a 99% probability that a glass sheet has a thickness within the interval [3.50 − c, 3.50 + c]?

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Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.