Sprint would like to take customers from Pacific Bell, one of its competitors in a certain geographical area. Sprint would like to survey Pacific Bell's customers in order to find out which elements of its service are least satisfactory. What procedure would be most appropriate for obtaining a statistically unbiased sample?
What will be an ideal response?
Survey a random selection of people chosen from a list of Pacific Bell's customers.
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Determine whether or not the equation is quadratic.x2 + 4 = 7x
A. Quadratic. B. Not quadratic.
Give the degree measure of ?.? = arcsin (1)
A. 45° B. 0° C. 90° D. 180°
Use the table to determine the probability. Round your answer to three decimal places if necessary.Students in a political science course were asked to describe their politics as "Liberal", "Moderate", or "Conservative." The results are displayed in the following table.
What is the probability that a selected student is a male who is considered a Liberal?
A. 0.418 B. 0.261 C. 0.434 D. 0.394
Explain how the graph of f can be obtained from the graph of y = 
or y = 
. f(x) = 
+ 6
A. Shift the graph of y = 
to the right 4 units and upward 6 units.
B. Shift the graph of y = 
to the right 6 units and upward 4 units.
C. Shift the graph of y = 
to the left 6 units and downward 4 units.
D. Shift the graph of y = 
to the left 4 units and downward 6 units.