Basic Statistics Formulas With Examples Pdf. N n 1 x2 sample variance e x. X px x px µ σµ binomial distributions number of successes or x.
Sample statistics for normal distribution. X px x px µ σµ binomial distributions number of successes or x. 2with n 1 degrees of freedom z x.
2 2 in the statistical formula represents the variance of the second sample proportion.
Deviation s x r 1 n 1 x x i x 2 6 z score z x 7 correlation r 1 n 1 xn i 1 x i x s x y i y s y 8 linear regression line y a bx 9 b r s y s x a y bx 10 s v u u t 1 n 2 xn i 1. Deviation s x r 1 n 1 x x i x 2 6 z score z x 7 correlation r 1 n 1 xn i 1 x i x s x y i y s y 8 linear regression line y a bx 9 b r s y s x a y bx 10 s v u u t 1 n 2 xn i 1. 2with n 1 degrees of freedom z x. Descriptive statistics 1 i i x xx nn.
