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Mathematics 14 Online
OpenStudy (anonymous):

i need help with my math and its quite hard to understand

OpenStudy (anonymous):

Samples of size n = 400 are taken from a telephone survey, and the range of television watching hours per week is found for each sample. What is the distribution of the sample ranges?

OpenStudy (amistre64):

doesnt the standard deviation have ... an F distribution? or is it a Chi distribution?

OpenStudy (anonymous):

mmm? explain?

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