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13. Probability
(Random Variables and Binomial Distributions)
QUESTION 1: Let X denote a random variable. The probability that X can take the values x, has the
following form, where k is some unknown constant. Find the value of k.
SOLUTION

Problems Before Probability Assessment #3 Answers
1. Julie is an 80% free throw shooter. After practice she attempts 10 free throws.
a.
p = 0.8
q = 0.2
n = 10
= (10)(0.8) = 8
! = (10)(0.8)(0.2) = 1.265
b. P(Julie makes exactly 5 free throws)
binompdf (10

ALHOSN UNIVERSITY
FES 220 Engineering Chemistry
Instructor: Dr. Hassan Amoud
Spring Semester (2012)
Tuesday, May 20, 2012. Time: 17:30 to 18:00
Student name
Student ID:
Problems to be solved
MCB-Room-206
1- How many moles of H2O are produced by burning 2.