Question
If X is a random variable with the following distribution
where p+q=1 then the variance of X is
- ap+bq
- ap‐bq
The correct answer is: ![p q left parenthesis a minus b right parenthesis to the power of 2 end exponent](data:image/png;base64,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)
Mean
variance of ![X equals 0 to the power of 2 end exponent equals not stretchy sum subscript blank superscript blank x subscript i end subscript superscript 2 end superscript P left parenthesis X equals x subscript j end subscript right parenthesis minus mu to the power of 2 end exponent](data:image/png;base64,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)
![equals a to the power of 2 end exponent p plus b to the power of 2 end exponent q minus left parenthesis a p plus b q right parenthesis to the power of 2 end exponent](data:image/png;base64,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)
![equals a to the power of 2 end exponent p plus b to the power of 2 end exponent q minus a to the power of 2 end exponent p to the power of 2 end exponent minus b to the power of 2 end exponent q to the power of 2 end exponent minus 2 a b p q](data:image/png;base64,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)
![equals a to the power of 2 end exponent p left parenthesis 1 minus p right parenthesis plus b to the power of 2 end exponent q left parenthesis 1 minus q right parenthesis minus 2 a b p q](data:image/png;base64,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)
![equals p q left parenthesis a to the power of 2 end exponent plus b to the power of 2 end exponent minus 2 a b right parenthesis](data:image/png;base64,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)
![equals p q left parenthesis a minus b right parenthesis to the power of 2 end exponent](data:image/png;base64,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)
Related Questions to study
On applying a stress of
the length of a perfect elastic wire is doubled. What will be its Young's modulus?
On applying a stress of
the length of a perfect elastic wire is doubled. What will be its Young's modulus?
A fixed volume of iron is drawn into a wire of length L. The extension X produced in this wire be a constant force F is proportional to…….
A fixed volume of iron is drawn into a wire of length L. The extension X produced in this wire be a constant force F is proportional to…….
A wire of diameter 1 mm breaks under a tension of 100 N. Another wire of same material as that of the first one, but of diameter 2 mm breaks under a tension of……..
A wire of diameter 1 mm breaks under a tension of 100 N. Another wire of same material as that of the first one, but of diameter 2 mm breaks under a tension of……..
A steel ring of radius r and cross-section area ' A ' is fitted on to a wooden dise of radius
If young's modulus be E then what is force with which the steel nine is expanded ?
A steel ring of radius r and cross-section area ' A ' is fitted on to a wooden dise of radius
If young's modulus be E then what is force with which the steel nine is expanded ?
We can only apply the L’Hospital’s rule if the direct substitution returns an indeterminate form, that means
We can only apply the L’Hospital’s rule if the direct substitution returns an indeterminate form, that means
We can only apply the L’Hospital’s rule if the direct substitution returns an indeterminate form, that means
We can only apply the L’Hospital’s rule if the direct substitution returns an indeterminate form, that means
One mole of an ideal gas
is adiabatically compressed so that its temperature rises from
The work done by the gas is (R=8.47J/mol/K)
One mole of an ideal gas
is adiabatically compressed so that its temperature rises from
The work done by the gas is (R=8.47J/mol/K)
We can only apply the L’Hospital’s rule if the direct substitution returns an indeterminate form, that means
We can only apply the L’Hospital’s rule if the direct substitution returns an indeterminate form, that means
A copper wire and a steel wire of same diameter and length are connected end to end a force is applied, which stretches their combined length by 1 cm, the two wires will have.....
A copper wire and a steel wire of same diameter and length are connected end to end a force is applied, which stretches their combined length by 1 cm, the two wires will have.....
We can only apply the L’Hospital’s rule if the direct substitution returns an indeterminate form, that means
We can only apply the L’Hospital’s rule if the direct substitution returns an indeterminate form, that means