Determine the standard deviation by filling in the table as part of your calculation.Consider the following data: 3, 5, 9, 6, 7, 6
A. 1.29
B. 1.83
C. 1.05
D. 0.53
Answer: B
Mathematics
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Solve. Write the solution set using set-builder notation and using interval notation. Graph the solution set. 11x + 9 ? 10x + 1
A. {x| x ? -8}; (-?, -8]
B. {x| x < 11}; (-?, 11)
C. {x| x ? -8}; [-8,?)
D. {x| x > 11}; [11, ?)
Mathematics
Factor completely. If the polynomial is prime, state so.81x2 - 144x + 64
A. (9x - 8)2 B. (9x + 8)2 C. (81x + 1)(x + 64) D. (9x - 8)(9x + 8)
Mathematics
Evaluate the following.arccos - 
(Approximate to a tenth of a degree.)
A. 1.8° B. 36.0° C. 1.0° D. 101.5°
Mathematics
Use the graph of f to sketch a graph of the inverse of f using a dashed curve.
A. 
B. 
C. 
D. 
Mathematics