Crowdly
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Questions Bank (1396753 total)
What code did you use to check, that the means of price in the original data set are the same for both shops?
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Which hypothesis about size is accepted?
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What is a 95% CI in task Q3.3?
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Which hypothesis about price is accepted (task 3.3)?
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What is the H0 in task 3.2?
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Write your code for Q3.2.
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You grouped all data into intervals according to the price.
Is there any interval in which there are more than 330 values?
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In which dataset there are at least 25 percent of elements in which the size is less or equal to 3?
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In which dataset the standard deviation of price is larger?
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In which dataset there are more than 75 percent of elements in which the price is less or equal to 10?
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