Calculate the value mentally.
A. 1,000
B. 100
C. none of these
D. 10
Answer: D
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Use the guidelines to evaluate the study. From the information given, what is the biggest flaw in the study?You would like to know if the customers of your video store are satisfied. You hand a customer satisfaction questionnaire to every customer who comes into the store and ask them to fill it out and place it in a box after they check out. The questionnaire asks customers to rate their satisfaction on a scale of 1-10 with regard to the video selection and customer service.
A. Wording of the questions B. Participation Bias C. Selection Bias D. Confounding variables E. Setting may not encourage honest responses
Solve the problem.Evaluate 
, where k is a positive integer.
A. 
B. 
C. 
D. 
Find the value of the algebraic expression at the given replacement value.-x2 - 6y
when x = -2, y = -4
A. 16 B. 20 C. -28 D. -20
Provide an appropriate response.An earthquake which is 7200 times as intense as a zero-level earthquake has a magnitude on the Richter Scale which is 3.6 less than the intensity of another earthquake. What is the intensity of the other earthquake?
What will be an ideal response?