EXPONENTIAL FUNCTIONS. 



Value of <' and e~* and their logarithms. 



TABLE 46. 



TABLE 47. 

 LEAST SQUARES.* 



2 C hae 



Values of P -.- e-('< x *>*d(hx) 



v Vo 



This table gives the value of P, the probability of an observational error having a value positive or negative equal 

 to or less than x when h is the measure of precision, P = -^ | e-(itx) 1 d(hx) 



cision,P=~= C' 



Jo 



* Tables 47-52 are for the most part quoted from Howe's " Formula; and Methods used in the application of Least 

 Squares." 



SMITHSONIAN TABLES. 



35 



