Find the mean.9, 9.8, 6.8, 9.8, 6.6
A. 9
B. 9.8
C. 8.4
D. 7
Answer: C
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Write the statement in symbolic form.Let p: The outside humidity is low. q: The central humidifier is running. r: The air in the house is getting dry.If the outside humidity is low or the central humidifier is not running, then the air in the house is getting dry.
A. (p ? q) ? r B. (p ? ~ q) ? r C. (p ? ~ q) ? r D. (~p ? ~ q) ? r
Find the best buy (based on cost per unit).Brand A: 20 oz for $4.60Brand B: 15 oz for $3.30
A. Equal value B. Brand B C. Not enough information D. Brand A
Classify the statement as an example of theoretical or experimental probability.The probability that Sue Wong's car will break down if she drives to the mountains to go skiing is 0.08.
A. theoretical B. experimental
For the given f(x) and g(x), evaluate the expression.f(x) = 
, g(x) = 
;
(fg)(x)
A. 9|x|
B. 9
C. 3|x|
D. 3