STATS HELP AGAIN :)

Question

STATS HELP AGAIN :)

anonymous · Answer

Match each statement to the correct notation
X denotes a normally distributed random variable: X ~ N(m, s). The random variable Z denotes a standard normal random variable, Z ~ N(0,1).

1. Probability of X being less than its mean
2. SD of Z
3. Probability that Z > 1.96 plus the probability that Z < -1.96

Options. 
A. 1/2
B. 1
C. 0.05

amistre64 · Answer

lol .... yay stats!!!  .. helps to break up the algebra monotony

anonymous · Answer

LOL

amistre64 · Answer

N means normal distributionl (mean,sd) is the other part for the notation

amistre64 · Answer

Probability of X being less than its mean is .5; since the probability up to the mean is simply .5

amistre64 · Answer

|dw:1316980435607:dw|

amistre64 · Answer

the SD of Z, is notated as 1

amistre64 · Answer

Probability that Z > 1.96 plus the probability that Z < -1.96|dw:1316980526056:dw|