The probability that a student passes the Probability and Statistics exam is 0.7. (i)Find the probability that a given student will pass the Probability and Statistics exam after the third try. (ii)Find the probability that the third student who fails the Probability and Statistics exam is found after the fifth student in a class of 9 students? (iii)Find the probability that at most 3 students will pass the Probability and Statistics exam in a class of 7 students.

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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.