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Circular error probable: Quiz


Question 1: The original concept of CEP was based on a circular bivariate normal distribution (CBN) with CEP as a parameter of the CBN just as μ and σ are parameters of the ________.
Probability distributionNormal distributionGeneralized normal distributionStudent's t-distribution

Question 2: ________ generally have more 'close misses' and so are not normally distributed.
Precision-guided munitionAGM-65 MaverickJoint Direct Attack MunitionGeneral Dynamics F-111

Question 3: In the ________ of ballistics, circular error probable (CEP) (also circular error probability or circle of equal probability[1]) is an intuitive measure of a weapon system's accuracy.
WarMilitary strategyManeuver warfareMilitary science

Question 4: The MSE will be the sum of the ________ of the range error plus the variance of the azimuth error plus the covariance of the range error with the azimuth error plus the square of the bias.
Probability distributionStandard deviationVarianceNormal distribution

Question 5: ________ with this distribution behavior tend to cluster around the aim point, with most reasonably close, progressively fewer and fewer further away, and very few at long distance.
GunMilitary technology and equipmentAmmunitionBomb

Question 6: Munitions may also have larger ________ of range errors than the standard deviation of azimuth (deflection) errors, resulting in an elliptical confidence region.
Normal distributionStandard deviationMeanVariance

Question 7: Thus the MSE results from pooling all these sources of error, geometrically corresponding to radius of a ________ within which 50% of rounds will land.
PiConic sectionCircleGeometry


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