X has the probability distribution: 
Compute the expected value of X.
Definitions:
Applied Voltage
The amount of voltage connected to a circuit or device.
Total Current
The sum of all currents flowing through all branches of a circuit.
Power Factor
The ratio of real power flowing to the load to the apparent power in the circuit, indicating the efficiency of power usage.
Angle Theta
A symbol commonly used in trigonometry and physics to denote a certain angle, often in relation to circular motion or rotational phenomena.
Q14: In a Pareto chart,the bar for the
Q22: The weight of a chemical compound used
Q78: During the past six months,73.2 percent of
Q88: An event is a collection of sample
Q89: The z value tells us the number
Q112: As the significance level α increases,the width
Q121: Data summarized in a frequency distribution or
Q123: An environmental group at a local college
Q137: Quality control is an important issue at
Q140: In a statistics class,10 scores were randomly