What is the least squares method used for?Select one:a.To calculate the variance of a data setb.To find the line of best fit for a set of datac.To solve systems of linear equationsd.To calculate the mean of a data set

What does the least squares method aim to minimize?Select one:a.The sum of the squares of the errors between the data points and the line of best fitb.The mean of the data setc.The sum of the absolute values of the errors between the data points and the line of best fitd.The variance of the data set

How is the y-intercept of the line of best fit calculated using the least squares method?Select one:a.By dividing the mean of the y values by the slopeb.By subtracting the slope from the mean of the y valuesc.By dividing the sum of the product of the x values and the y values by the sum of the x valuesd.By dividing the sum of the y values by the number of data points

How is the slope of the line of best fit calculated using the least squares method?Select one:a.By dividing the sum of the y values by the sum of the x valuesb.By dividing the sum of the product of the x values and the y values by the sum of the squares of the x valuesc.By dividing the sum of the product of the x values and the y values by the sum of the x valuesd.By dividing the sum of the y values by the sum of the squares of the x values

The method of least squares calculates square of deviations of the points from the line chosen using Linear Regression. Our target is that this error should be

Can the least squares method be used for multiple linear regression?Select one:a.It depends on the data setb.It depends on the method used to transform the data setc.Yesd.No