FORMULA FOR DSE

Question 1

cumulative distribution

Question 2

marginal probability

Question 3

Bayes theorem

Question 4

variance formulas (3 of them)

Question 5

var(aX +b Y)

Question 6

cov (X,Y)

Question 7

corr (X,y)

Question 8

covariance if n<30

Question 9

Sample mean

Question 10

sample variance to estimate population variance

Question 11

population variance of normally distributed

Question 12

tukey rule

Question 13

variance of sample means,

In terms of Yi and sigma

Question 14

mean of sample means

Question 15

State law of large numbers

Question 16

state the z values at the confidence intervals of

90
95
99

Question 17

Formula for Se (s and n)

Question 18

approximate linear regression eqn

Question 19

actual linear regression eqn

Question 20

residual (all formulas)

Question 21

RSS

Question 22

b1 hat formula

Question 23

b0 hat formula

Question 24

RSE in terms of RSS and yi separately

For both single and p independent var

Question 25

R^2

in terms of yi and RSS

Question 26

SE of b0 hat

Question 27

SE of b1 hat

Question 28

margin of error at 95% confidence with SE

Question 29

RSE in terms of RSS and Yi separately

Question 30

Adjusted R^2 in terms of rss and tss

Question 31

F-statistics (in terms of tss, rss)

Question 32

logit function

Answer 32

should only have ln need to find b0 and b1

Question 33

what is logistic regression formula for P(X)

Question 34

k- fold validation error

Question 35

Variance of Bernoulli

Question 36

Normal distribution formula

Question 37

Sample cov in Xi Yi

Question 38

Cov(a+bX,c+dY)