Assume that, at a certain college, 33% of all physics majors belong to ethnic minorities. Given a random sample of 10 physics majors, find the probability of the indicated event. Round your answer as appropriate.Only the last 4 do not belong to an ethnic minority.
A. .09046
B. .00026
C. .20151
D. .01186
Answer: B
Mathematics
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?Which of the following is not an equivalent statement to: 
, where a and b are whole numbers and the quotient is a whole number?
A. ?a divided by b B. ?b/a C. ?for any whole number n, a = bn D. ?b divides a E. ?a divides b F. ?b is a factor of a
Mathematics
Compute the difference. Express answer in simplest form.13
- 1
A. 108
B. 12
C. 
D. 
Mathematics
Solve the system by using Gaussian elimination with backward substitution or by reducing the matrix to reduced-row echelon form.x+ 3y+ 4z= -14 2y+ 3z= -7? z= -3
A. (-3, 1, -5) B. (-5, -3, 1) C. (-5, 1, -3) D. No solution
Mathematics
Factor completely using the ac method. If prime, so state.9m2 + 18m + 8
A. (3m + 4)(3m + 2) B. (3m - 4)(3m - 2) C. prime D. (9m + 4)(m + 2)
Mathematics