At one high school, students can run the 100-yard dash in an average of 15.2 seconds with a standard deviation of .9 seconds. The times are very closely approximated by a normal curve. Find the percent of times that are indicated. Round to the nearest whole percent.Less than 17 seconds
A. 98%
B. 3%
C. 98%
D. 84%
Answer: C
Mathematics
You might also like to view...
Provide an appropriate response.If an even number of negative numbers are multiplied, what will be the sign of the product?
A. Negative B. Positive C. Cannot be determined D. It depends upon the numbers
Mathematics
Use an Euler diagram to determine whether the argument is valid or invalid.Not all that glitters is gold.My ring glitters. My ring is not gold.
A. Valid B. Invalid
Mathematics
Solve the system of equations by determinants.6x + 6y = -125x + y = -22
A. x = -5, y = 3 B. x = 3, y = -5 C. x = 5, y = -3 D. x = -3, y = -5
Mathematics
Using the factoring method, solve for the roots of the quadratic equation.36x2 - 15x = 0
A. x = 
B. x = 
, x = 0
C. x = 
, x = 15
D. x = 0
Mathematics