Provide an appropriate response.The probability distribution for the random variable X is: 
What is the expected value of X?
A. 0.62
B. 0.26
C. 0.22
D. 0.50
Answer: A
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Solve the problem.In order for a chemical reaction to remain stable, its Celsius temperature must be no more than 
Find the Fahrenheit temperatures at which the reaction will remain stable. 
A. F ? 243.68° B. F ? 47.56° C. F ? 47.56° D. F ? 243.68°
Use Bayes' rule to find the indicated probability.Two shipments of components were received by a factory and stored in two separate bins. Shipment I has 2% of its contents defective, while shipment II has 5% of its contents defective. If it is equally likely an employee will go to either bin and select a component randomly, what is the probability that a defective component came from shipment II?
A. 0.714 B. 0.222 C. 0.5 D. 0.2
Rationalize the denominator and simplify.
A. 11
B. 111
C. 
D. 
Use the discriminant to identify the equation.
6x² + 9xy + 3y² + 10x + 7y – 4 = 0 A) Parabola B) Ellipse C) Hyperbola