9 calls to PHPExcel_Calculation_Statistical::_checkTrendArrays() in Loft Data Grids 7.2

PHPExcel_Calculation_Statistical::CORREL in vendor/phpoffice/phpexcel/Classes/PHPExcel/Calculation/Statistical.php

* CORREL * * Returns covariance, the average of the products of deviations for each data point pair. * *

PHPExcel_Calculation_Statistical::COVAR in vendor/phpoffice/phpexcel/Classes/PHPExcel/Calculation/Statistical.php

* COVAR * * Returns covariance, the average of the products of deviations for each data point pair. * *

PHPExcel_Calculation_Statistical::FORECAST in vendor/phpoffice/phpexcel/Classes/PHPExcel/Calculation/Statistical.php

* FORECAST * * Calculates, or predicts, a future value by using existing values. The predicted value is a y-value for a given x-value. * *

PHPExcel_Calculation_Statistical::INTERCEPT in vendor/phpoffice/phpexcel/Classes/PHPExcel/Calculation/Statistical.php

* INTERCEPT * * Calculates the point at which a line will intersect the y-axis by using existing x-values and y-values. * *

PHPExcel_Calculation_Statistical::LINEST in vendor/phpoffice/phpexcel/Classes/PHPExcel/Calculation/Statistical.php

* LINEST * * Calculates the statistics for a line by using the "least squares" method to calculate a straight line that best fits your data, * and then returns an array that describes the line. * *

PHPExcel_Calculation_Statistical::LOGEST in vendor/phpoffice/phpexcel/Classes/PHPExcel/Calculation/Statistical.php

* LOGEST * * Calculates an exponential curve that best fits the X and Y data series, * and then returns an array that describes the line. * *

PHPExcel_Calculation_Statistical::RSQ in vendor/phpoffice/phpexcel/Classes/PHPExcel/Calculation/Statistical.php

* RSQ * * Returns the square of the Pearson product moment correlation coefficient through data points in known_y's and known_x's. * *

PHPExcel_Calculation_Statistical::SLOPE in vendor/phpoffice/phpexcel/Classes/PHPExcel/Calculation/Statistical.php

* SLOPE * * Returns the slope of the linear regression line through data points in known_y's and known_x's. * *

PHPExcel_Calculation_Statistical::STEYX in vendor/phpoffice/phpexcel/Classes/PHPExcel/Calculation/Statistical.php

* STEYX * * Returns the standard error of the predicted y-value for each x in the regression. * *