Solve the problem.The mean clotting time of blood is 7.35 seconds, with a standard deviation of 0.35 seconds. What is the probability that blood clotting time will be less than 7 seconds? Assume the distribution is normal.
A. 84%
B. 14%
C. 15%
D. 16%
Answer: D
Mathematics
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Find the simple interest. The rate is an annual rate unless otherwise noted. Assume 365 days in a year and 30 days per month. Round to the nearest cent.$6000 at 5% for 3
years
A. $4200.00 B. $105.00 C. $85.71 D. $1050.00
Mathematics
Completely factor the polynomial or state that the polynomial is prime.81x2 - 25
A. (81x + 1)(x - 25) B. (9x + 5)2 C. (9x - 5)2 D. (9x + 5)(9x - 5)
Mathematics
Give the numerical coefficient of the term.-6y8
A. 8 B. 6 C. -6 D. y8
Mathematics
Factor out the greatest common factor.40x8y9 - 32x2y5 - 24x5y3
A. No common factor (except 1) B. 8x2(5x6y9 - 4y5 - 3x3y3) C. 8x2y3(5x6y6 - 4y2 - 3x3) D. 8(5x8y9 - 4x2y5 - 3x5y3)
Mathematics