Find the standard deviation for each data set. Round to one more place than the data.9, 20, 16, 16, 7, 15, 17, 18, 5, 16
A. 5.0
B. 4.7
C. 4.5
D. 1.5
Answer: A
Mathematics
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Write the polynomial in standard form. Then find its degree and leading coefficient.8 + 5x3 + 20x4
A. 20x4 + 5x3 + 8, degree: 7, leading coefficient: 20 B. 20x4 + 5x3 + 8, degree: 4, leading coefficient: 20 C. 8 + 5x3 + 20x4 , degree: 4, leading coefficient: 8 D. 8 + 5x3 + 20x4 , degree: 8, leading coefficient: 8
Mathematics
Add or subtract. Express the answer as a mixed number.19
- 
A. 17
B. 18
C. 18
D. 19
Mathematics
Solve.A rectangle has an area of x2 + 9x + 14. Find one possibility for its width and its length.
A. x + 7, x + 2 B. x + 14, x + 1 C. x - 7, x - 2 D. x + 7, x - 2
Mathematics
Provide an appropriate response.The difference between the markup and the selling price is the markdown.
A. True B. False
Mathematics