Examlex
The distribution of the number of chocolate chips (x) in a cookie is shown in the following table. Find the mean and the variance of the number of chocolate chips in a cookie. Give answers to four decimal places, if necessary.
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Expected Value
A statistical concept that calculates the average result of a random event when the process is repeated many times.
Double or Nothing
A gamble or risk in which a person has the chance to either double their money or lose it all.
Coin Flip
A simple randomness procedure involving flipping a coin to decide between two outcomes based on heads or tails.
Expected Value
The weighted average of all possible outcomes of a random variable, considering the probabilities of each outcome.
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