BSc CSIT (TU) Science Statistics I (BSc CSIT, STA164) Question Paper 2080
This is the official BSc CSIT (TU) (Science stream) Statistics I (BSc CSIT, STA164) question paper for 2080, as set in the regular annual examination. It carries 60 full marks and a time allowance of 180 minutes, across 12 questions. On Kekkei you can attempt this Statistics I (BSc CSIT, STA164) past paper online with a timer, get instant AI feedback and step-by-step solutions, and track the topics where you lose marks — completely free. Whether you are revising for your BSc CSIT (TU) Statistics I (BSc CSIT, STA164) exam or solving previous years' question papers, this 2080 paper is a great way to practise under real exam conditions.
Section A: Long Answer Questions
Attempt any TWO questions.
Explain the concept of a measure of dispersion. Calculate the quartile deviation, mean deviation and standard deviation for the given data and compare them.
Define conditional probability and independent events. State Bayes' theorem and apply it to solve a problem on conditional probability.
Define mathematical expectation. Find the mean and variance of a discrete random variable from its probability distribution. State the properties of expectation.
Section B: Short Answer Questions
Attempt any EIGHT questions.
Define mathematical expectation.
State Bayes' theorem.
What is the difference between a parameter and a statistic?
Define the variance of a random variable.
What is a probability distribution?
Define the weighted arithmetic mean.
State the properties of expectation.
What is the interquartile range?
Find the probability of getting a head when a fair coin is tossed once.