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Alex Has Been Pigging Out and Doesn't Feel Particularly Fit

question 49

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Alex has been pigging out and doesn't feel particularly fit. He now has doubts about qualifying in rowing at the upcoming nationals. Just before the event he tells his mate that he hasn't been feeling focussed recently. Alex's comments are a case of:


Definitions:

Standard Error

The standard deviation of the sampling distribution of a statistic, most commonly the mean; it is used to estimate the efficiency, accuracy, or precision of a sample-based estimate.

Sample Mean

The average value of a sample set of numbers, calculated by adding all the values together and dividing by the number of values.

Sampling Distribution

The probability distribution of a statistic based on a large number of samples or replicates.

Probability Distribution

Describes how the probabilities are distributed over the values of a random variable.

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