Pet rats or fancy rats are usually derived from the brown rat
Indicate whether the statement is true or false
T
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What should you do if battery acid gets into your eyes?
A. Blink fast to start tears. B. Rub salve in your eyes. C. Flush your eyes with water and go to a doctor. D. All of the above.
A penny and a nickel are tossed. Both are fair coins. Let X = 1 if the penny comes up heads, and let X = 0 otherwise. Let Y = 1 if the nickel comes up heads, and let Y = 0 otherwise. Let Z = 1 if both the penny and nickel come up heads, and let Z = 0 otherwise.
a. Let 
denote the success probability for X. Find .
b. Let 
denote the success probability for Y. Find .
c. Let 
denote the success probability for Z. Find .
d. Are X and Y independent?
e. Does 
f. Does Z = XY? Explain.
What term best describes a liquid with a flash point below 140°F?
A) Radioactive B) Toxic C) Corrosive D) Ignitable
An important feature of op amps is
A) input offset nulling B) no latch-up C) short-circuit protection D) all of the above