Find the standard deviation s for the given data. Round your answer to one more decimal place than the original data.Christine is currently taking college astronomy. The instructor often gives quizzes. On the past seven quizzes, Christine got the following scores:43?15?33?23?17?45?57Compute the standard deviation(s).
A. 7,755.6
B. 9,255
C. 15.8
D. 33
Answer: C
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Find the asymptotes of the hyperbola.
- 
= 1
A. y = 
x, y = - 
x
B. y = 
x, y = - x
C. y = 
x, y = - x
D. y = 
x, y = - 
x
Find the value or values of c that satisfy the equation 
= f'(c) in the conclusion of the Mean Value Theorem for the given function and interval.f(x) = tan-1 x, [-1, 1]
Round to the nearest thousandth.
A. 0.523 B. ±0.523 C. 0, 0.523 D. -0.523, 0, 0.523
Find the vertex, focus, and directrix of the parabola. Graph the equation.x2 = 8y
A. vertex: (0, 0)
focus: (0, -2)
directrix: y = 2
B. vertex: (0, 0)
focus: (2, 0)
directrix: x = -2
C. vertex: (0, 0)
focus: (-2, 0)
directrix: x = 2
D. vertex: (0, 0)
focus: (0, 2)
directrix: y = -2
Write the expression using exponents.4 ? 4 ? 4 ? 4 ? 4 ? 4
A. 45 B. 24 C. 46 D. 64