Which data set has a variation, or mean absolute deviation, similar to the data set in the given dot plot?​

If the measure of xyz is 81 what is the measure of yz

Determine the number of outcomes in the event. decide whether the event is a simple event or not. upper a computer is used to select randomly a number between 1 and 9 comma inclusive. event upper b is selecting a number greater than 4. event upper b has nothing outcome(s). is the event a simple event? (yes or no) because event upper b has (fewer than, exactly, more than) one outcome.

Which shows the correct substitution of the values a,b and c from the equation 1=-2x+3x^2+1