List the elements in the sample space of the experiment.A box contains 3 blue cards numbered 1 through 3, and 4 green cards numbered 1 through 4. List the sample space of picking a blue card followed by a green card.
A. {7}
B. {12}
C. {(1, 1), (1, 2), (1, 3), (2, 1), (2, 2), (2, 3), (3, 1), (3, 2), (3, 3), (4, 1), (4, 2), (4, 3)}
D. {(1, 1), (1, 2), (1, 3), (1, 4), (2, 1), (2, 2), (2, 3), (2, 4), (3, 1), (3, 2), (3, 3), (3, 4)}
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?An educational researcher wishes to compare the effectiveness of two different math textbooks. She has the tenth graders at one school use the first book for one year and the tenth graders at another school use the second textbook for one year. At the end of the year, she gives the same math test to both classes and compares the results.
A. Participation bias B. Selection bias C. Confounding variables D. The source E. The setting
Use transformations to graph the function.y = -2 sin x
A. 
B. 
C. 
D. 
Write the whole number in word form.128,615
A. One hundred twenty thousand, eighty-six hundred, fifteen B. One hundred twenty-eight million, six hundred fifteen C. Six hundred fifteen thousand, one hundred twenty-eight D. One hundred twenty-eight thousand, six hundred fifteen
Use your estimation skills to pick the most reasonable answer. Do not solve the problem.723.64 - 0.8
A. 722.84 B. 7.2284 C. 0.72284