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## Intro to Statistics, Descriptive and Inferential Statistics,

Statistics is the science of collection, presentation, analysis and interpretation of numeric data. Statistics in plural sense: In plural sense, the word “Statistics” refers to the aggregates of numerical facts collected for a specific purpose in any field of study. For Example, statistics of births and deaths, statistics of imports and exports etc. Statistics in […]

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## Concept of Probability

Probability is the measure of uncertainty of occurrence of an event. EventsAn event is some specific outcome of an experiment. An event is a subset of the sample space. An outcome of a trail is called Sample Point.An event is denoted by a capital letter e.g. A, B, C, etc.Single Die:When a single die is […]

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## B. Com. Date Sheet , PU 2019

University of The Punjab, Lahore has announced date sheet for B. Com. Annual Exam 2019 as follows.

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## Sample Space for Die and Coins PROBABILITY

The sample space is the set of all possible outcomes in an experiment. Sample Space is denoted by S. Each element of S represents a Sample Point. Single Coin: If a single coin is tossed, the sample space S is given by S = {H, T} and n(S) = 2 Two Coins:  If two coins […]

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## Independent Event vs Dependent Event

In Statistics, event are classified as Independent Events and Dependent Events. Independent Events: Two events A and B are said to be independent, if the occurrence of one does not affect the occurrence of the other.For example, in tossing two coins, the occurrence of a head on one coin does not affect in any way the occurrence of a head […]

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