Solve the problem.Find the expected number of girls in a family of 7 children.

A. 4.5
B. 4
C. 3.5
D. 4.25


Answer: C

Mathematics

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Convert as indicated.7.9 kl to liters

A. 0.079 L B. 790 L C. 0.0079 L D. 7900 L

Mathematics

The distribution of the math SAT test scores at a local college is approximately Normal (525, 115)

(a) What is the percentage of the scores is below 500? (b) What is the percentage of the scores is above 600?

Mathematics

Find the coordinates of the labeled points.

A. A(-6, 6); B(3, -6) B. A(-6, 0); B(3, -6) C. A(6, 0); B(3, -6) D. A(-6, 0); B(-3, -6)

Mathematics

Determine if the following argument is valid.Premises: If Joe makes a B in Calculus I, then he will take Calculus II. Joe makes a B in Calculus I.Conclusion: Joe will take Calculus II.

A. Valid B. Not valid

Mathematics