A. FIND #1. MEAN = ________, #2. MEDIAN = ________,#3. MODE = _____

for data; 2, 5, 8, 25, 6, 17, 11, 27, 14, 18, 6, 13, 12, 10, 30, 28, 7, 16, 6, 5.

B. FIND #4. MEAN = ___________, #5. MEDIAN = ___________,

#6. VARIANCE =___________, for the following data.

Xfrequency.

33015

44045

55055

67025____

C. RANDOM VARIABLE X has a Normal Distribution, N(55, 25).

#7. P(X > 45) = _________

#8. P(50 < X < 65) = ______________.

D. RANDOM VARIABLE Y has a Binomial Distribution, B(8, 0.5).

#9. P(Y < 4) = _____________.