Alphabetical Statistical Symbols : Data ...

Alphabetical Statistical Symbols:

Symbol

Text

Equivalent

a

Y- intercept of least

square regression line

Slope of least

squares regression

line

b

B (n, p)

Binomial

distribution with

parameters n and

p

c

n

C

C

Meaning

n-c-r

r

n, r

Cov (X, Y)

n-c-r

Covariance

between X and Y

Formula

Link to Glossary

(if appropriate)

a = y ? b x , for line y = a + bx

Regression: y on x

? ( x ? x)( y ? y)

b=

? ( x ? x)

Regression: y on x

2

for line y = a + bx

Discrete probability

If X follows B (n, p) then,

n

distribution for the

P (X = r) = C r p r (1 ? p) n?r ,

probability of number

of successes in n

Where, 0 < p ................
................

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