ENGINEERING MATHEMATICA

Wednesday, April 21, 2021

RANDOM VARIABLE-DISCRETE RANDOM VARIABLE

DINESH KUMAR M April 21, 2021 0 Comments

RANDOM VARIABLERANDOM VARIABLE A real valued function defined on the outcome of a probability experiment is called a random variable*________________________________________________*PROBABILITY DISTRIBUTION FUNCTION OF X If X is a random variable, then the function F(x),defined by $F(x)=P\lbrace X \leq...

Wednesday, April 14, 2021

CONDITIONAL PROBABILITY

DINESH KUMAR M April 14, 2021 0 Comments

CONDITIONAL PROBABILITYMARGINAL PROBABILITYA Probability of only one event that takes places is called a marginal probability. * _______________________________________________________*JOINT PROBABILITY The probability of occurrence of both events A and B together,denoted by $P(A \cap...

INDEPENDENT EVENTS OR NOT MUTUALLY EXCLUSIVE EVENTS

DINESH KUMAR M April 14, 2021 0 Comments

PROBLEMS BASED ON INDEPENDENT EVENTS OR NOT MUTUALLY EXCLUSIVE EVENTS $P(A \cup B)=P(A)+P(B)-P(A \cap B)$ (OR) $ P(A \cap B)=P(A).P(B)$EXAMPLE 1 One card drawn from a deck of 52 cards. what is the probability of the card being either a red or a king Solution: Given total number of card...

PROBLEMS BASED ON MUTUALLY EXCLUSIVE EVENTS OR DISJOINT EVENTS

DINESH KUMAR M April 14, 2021 0 Comments

PROBLEMS BASED ON MUTUALLY EXCLUSIVE EVENTS OR DISJOINT EVENTS$ { P(A \cup B)=P(A)+P(B)} $ (OR) $ { P(A + B)=P(A)+P(B)}$EXAMPLE 1One cards is drawn from a pack of 52 cards.What is the probability that it is either a king or a queen.Solution Given total number of card is 52 ...

BA5106 STATISTICS FOR MANAGEMENT-UNIT V-MCQ

DINESH KUMAR M April 14, 2021 0 Comments

BA5106STATISTICS FOR MANAGEMENTUNIT-V-CORRELATION AND REGRESSIONMULTI CHOICE QUESTIONS1. The covariance is (A) A measure of the strength of relationship between two variables(B) Dependent on the units of measurement of the variables (C) An unstandardized version of the correlation coefficient...

Sunday, April 11, 2021

BA5106 STATISTICS FOR MANAGEMENT-UNIT-IV -MCQ

DINESH KUMAR M April 11, 2021 0 Comments

BA5106STATISTICS FOR MANAGEMENTUNIT-IV- NON-PARAMETRIC TESTSMULTI CHOICE QUESTIONS1. The degrees of freedom for the Chi-Square test statistic when testing for independence in a contingency table with 4 rows and 4 columns would be(A) 5(B) 7(C) 12(D) 9}2. The null...

BA5106 -STATISTICS FOR MANAGEMENT-UNIT-III-MCQ

DINESH KUMAR M April 11, 2021 0 Comments

BA5106STATISTICS FOR MANAGEMENTUNIT-III- TESTING OF HYPOTHESIS-PARAMETRIC TESTSMULTI CHOICE QUESTIONS1.A _______ is a statement about the population parameter (A) Statistical Hypothesis(B) Null Hypothesis(C) Alternative Hypothesis(D) Hypothesis 2. ________is a procedure that helps us...

Saturday, April 10, 2021

BA5106-STATISTICS FOR MANAGEMENT-UNIT II-MCQ

DINESH KUMAR M April 10, 2021 0 Comments

BA5106STATISTICS FOR MANAGEMENTUNIT-II- DISTRIBUTION AND ESTIMATIONMULTI CHOICE QUESTIONS 1. ________ in statistics means the whole of the information which comes under the purview of statistical investigation (A) trial(B) event (C) sample (D) Population 2. A part of the population...

ENGINEERING MATHEMATICA

Wednesday, April 21, 2021

RANDOM VARIABLE-DISCRETE RANDOM VARIABLE

Wednesday, April 14, 2021

CONDITIONAL PROBABILITY

INDEPENDENT EVENTS OR NOT MUTUALLY EXCLUSIVE EVENTS

PROBLEMS BASED ON MUTUALLY EXCLUSIVE EVENTS OR DISJOINT EVENTS

BA5106 STATISTICS FOR MANAGEMENT-UNIT V-MCQ

Sunday, April 11, 2021

BA5106 STATISTICS FOR MANAGEMENT-UNIT-IV -MCQ

BA5106 -STATISTICS FOR MANAGEMENT-UNIT-III-MCQ

Saturday, April 10, 2021

BA5106-STATISTICS FOR MANAGEMENT-UNIT II-MCQ

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