Identify whether the number described is a parameter or a statistic.In a random sample of 200 single mothers, 25% reported high levels of stress.
A. Statistic
B. Parameter
Answer: A
Mathematics
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Provide an appropriate response..True or False: This pair of equations is equivalent.7x - 5 = 23 and 3x + 7 = 19
What will be an ideal response?
Mathematics
Use the vectors u, v, and w in the accompanying figure to graph the vector. 
2u - z - w
A. 
B. 
C. 
D. 
Mathematics
Solve the system by the addition method.
A. {(2, -6), (2, 6)} B. {(-2, -6), (-6, -2)} C. {(2, 6), (6, 2), (-2, -6), (-6, -2)} D. {(2, 6), (-2, 6), (2, -6), (-2, -6)}
Mathematics
Find all real solutions of the equation.
?
What will be an ideal response?
Mathematics