Solve.The sum of the squares of the digits of a positive two-digit number is 61, and the tens digit is 1 more than the units digit. Find the number.
A. 45
B. 54
C. 56
D. 65
Answer: D
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Compute r, the linear coefficient of correlation, for the given data.The paired data below consist of the test scores of 6 randomly selected students and the number of hours they studied for the test.
A. -0.224 B. -0.678 C. 0.678 D. 0.224
Graph each set of numbers on the number line.-3
, -1, 1, 3
A. 
B. 
C. 
D. 
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 student selected is considered a Liberal, given that the student is female?
A. 0.359 B. 0.471 C. 0.379 D. 0.368
Write the phrase as a variable expression. Use x to represent "a number."Eleven subtracted from a number
A. 11 - x
B. x - 11
C. 11x - 11
D. 