HP F2216A hp 33s_user's manual_English_E_HDPM20PIE56.pdf - Page 151
Linear Regression, Display, Description, L.R. Linear Regression Menu, Menu Key
UPC - 082916014555
View all HP F2216A manuals
Add to My Manuals
Save this manual to your list of manuals |
Page 151 highlights
Example: Population Standard Deviation. Grandma Hinkle has four grown sons with heights of 170, 173, 174, and 180 cm. Find the population standard deviation of their heights. Keys: Display: Description: { c {´} 170 173 174 180 Clears the statistics registers. Enters data. Four data points ) accumulated. UºU Calculates the population ) standard deviation. Linear Regression Linear regression, L.R. (also called linear estimation) is a statistical method for finding a straight line that best fits a set of x,y-data. Note To avoid a !! message, enter your data before executing any of the functions in the L.R. menu. Menu Key {T} {P} {E} L.R. (Linear Regression) Menu Description Estimates (predicts) x for a given hypothetical value of y, based on the line calculated to fit the data. Estimates (predicts) y for a given hypothetical value of x, based on the line calculated to fit the data. Correlation coefficient for the (x, y) data. The correlation coefficient is a number in the range -1 through +1 that measures how closely the calculated line fits the data. Slope of the calculated line. y-intercept of the calculated line. Statistical Operations 11-7