According to Chebyshev's Theorem, what percent of a set of data will be more than three standard deviations from the mean? This is Statistics

A89
B)25
C)75
D)11

(30 points). the population of a city is 45,000 and decreases 2% each year. if the trend continues, what will the population be aer 15 yrs

Find the measure of angle a in the following triangle

The height of a box can be found by dividing its volume by the area of its base,bottom.what is the height of a box that has a volume of 26.35 cubic centimeter and a base area of 4 1/4 square centimeter?