LSAT test scores are normally distributed with a mean of 500 and a standard deviation of 100. Find the probability that a randomly chosen test taker will score 340 or lower. Round your answer to four decimal places.
Fill in the blank(s) with the appropriate word(s).
0.0548
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Provide an appropriate response.Explain the error in the following: 
= 
- 
= x - 6.
What will be an ideal response?
Solve the problem.If a rocket is propelled upward from ground level, its height in meters after t seconds is given by 
During what interval of time will the rocket be higher than 294 m?
A. 6 < t < 10 B. 5 < t < 6 C. 0 < t < 5 D. 10 < t < 11
Determine the domain and the range of the function.f(x) = -x2 - 2x + 3
A. domain: {x|x ? -1} range: {y|y ? 4} B. domain: all real numbers range: {y|y ? -4} C. domain: {x|x ? -1} range: {y|y ? -4} D. domain: all real numbers range: {y|y ? 4}
The radioactive substance neptunium-139 decays to 73.64% of its original amount after 24 hours. How long (to the nearest hour) would it take for 39% of the original neptunium to be present? ?
A. 83 hr B. 77 hr C. 39 hr D. 74 hr E. 68 hr