What condition imposed on constants for unbiased estimator

Assignment Help Basic Statistics

Reference no: EM13115643

If θ1 and θ2 are unbiased estimators of θ, show that θ3=k1θ1+ k2θ2 is biased estimator of θ. What condition must be imposed on constants k1 and k2, so that θ3 is an unbiased estimator of θ?

Reference no: EM13115643

Questions Cloud

Information regarding ethics for managers : The Word for the study of Values in Philosophy is "Axiology," which has the same root as "Axiom" in mathematics. In Axiology, however, values are studied as to what motivates, inspires, of is responsible for human decision making.

Evalute the acceleration of each block and tension string : Evalute the acceleration of each block and the tension in the string? Repeat the problem, adding a coefficient of kinetic friction between each block and the surface of 0.10.

What is the volume of the container needed : What is the volume of the container needed to store 0.8 moles of argon gas at 5.3 atm and 227°C.

What mass g of calcium nitride forms : when 56.6g of calcium and 30.5g of nitrogen gas underfo a reaction that has a 93.0% yield, what mass g of calcium nitride forms.

What condition imposed on constants for unbiased estimator : If θ1 and θ2 are unbiased estimators of θ, show that θ3=k1θ1+ k2θ2 is biased estimator of θ. What condition must be imposed on constants k1 and k2, so that θ3 is an unbiased estimator of θ?

Profit equation of hockory cabinet and furniture company : The hockory Cabinet and furniture Company makes chairs. The fixed cost per month of making chairs is $7,500, and the variable cot per chair is $40. Price is related to demand according to the following linear equation.

What is the purpose of the long refractory period : What is the purpose of the long refractory period during cardiac muscle contraction (compared to that of skeletal muscle)? What could happen if cardiac muscle did not have this long refractory period? Explain.

Illustrate what is the speed of the arrow as it leaves bow : A 87 g arrow is fired from a bow whose string exerts an average force of 105 N on the arrow over a distance of 76 cm. Illustrate what is the speed of the arrow as it leaves the bow?

What volume will the sample occupy : The volume of a gas sample is 650. mL at STP. What volume will the sample occupy at 25.0°C and 950. torr pressure.

User Account

All Pages