ap stat formulas

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1 prop Z interval formula

p+/-z*(sq root) p(1/p)/n

t-interval details

x+\-t*(s/sq rt of n)

margin of error formula

z*(sq root) p(1-p)/n

2 prop z interval formula

(p1-p2) +/- z+ (sq rt) p1(1-p1)/n1 + p2(1-p2)/n2

2 sample t interval formula

(x1-x2) +/- t* (sq root) s1(sq)/n1+ s2(sq)/n2

paired t-interval formula

Xd+/-t* (Sd/sq rt of N)


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