fair die is rolled seven times. Find the probability that exactly 2 fives appear.
What will be an ideal response?
0.234429
You might also like to view...
Use the table to determine the probability. Round your answer to three decimal places if necessary.The following table displays the age, in years, and sex for the residents of a retirement home.Age (years)? 60-69 70-79 Over 79Total Male0.19?0.10.11?? Female0.20.1?0.3?? Total???1What is the probability that a resident is male and in the age group 60-79?
A. 0.305 B. 0.28 C. 0.29 D. 0.31
Use Cramer's rule to solve the system of equations. If D = 0, use another method to determine the solution set. x - 3y = 21-3x - 4y = 15
A. Cramer's rule does not apply since D = 0; ? B. {(2, -5)} C. {(3, -6)} D. {(-3, -5)}
Provide an appropriate response.Given the SSS parts of a triangle, is it better to use the law of sines or the law of cosines as the first step in solving the triangle? Explain.
What will be an ideal response?
Determine whether the given lines are parallel, perpendicular, or neither.9x + 4y = -15y = - 
x - 16
A. Parallel B. Perpendicular C. Neither