chi-square
卡方,卡方值,卡方数
Definitions
- 1
Statistics.
- : a quantity equal to the summation over all variables of the quotient of the square of the difference between the observed and expected values divided by the expected value of the variable.
Examples
Some longtime local acquaintances are struggling to square the man they know with the ugly associations.
This last trip it had felt as if there were more cameras around Havana than Times Square.
Records describe this house as 6,916 square feet, with six bedrooms and eight bathrooms.
The international media had been waiting on Wenceslas Square since early afternoon.
In the afternoon, about a thousand people marched in protest through the largest Prague square, with police nowhere in sight.
Nowhere can be found a region capable of supporting a larger population to the square mile than Lombardy.
For years his lordship was seldom seen in London, the great house in Grosvenor Square was never opened.
She opened the door of a square room with large roses on the white wall-paper, and fine old mahogany furniture.
I would not just then have traded off that steamboat for several square miles of snow-capped sublimity.
The building, which has five storeys, stands on three sides of a square courtyard, and faces into Edmund Street.