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| a gadget; dingus; thingumbob. |
| the offspring of a zebra and a donkey. |
| expected value | |
| —n | |
| statistics Also called: mathematical expectation the sum or integral of all possible values of a random variable, or any given function of it, multiplied by the respective probabilities of the values of the variable. Symbol: E(X). E(X) is the mean of the distribution; E(X--c) = E(X)--c where c is a constant | |