The accompanying observations are on stabilized viscosity (cp) for specimens of a certain grade of asphalt with 18% rubber added: 2767 2924 3042 2844 2895 (a) what are the values of the sample mean x and sample median x tilde?

If f(x)= 3x+6 which of the following is the inverse of f(x)

Assume that the weights of quarters are normally distributed with a mean of 5.67 g and a standard deviation 0.070 g. a vending machine will only accept coins weighing between 5.48 g and 5.82 g. what percentage of legal quarters will be rejected? round your answer to two decimal places.

The sat and act tests use very different grading scales. the sat math scores follow a normal distribution with mean 518 and standard deviation of 118. the act math scores follow a normal distribution with mean 20.7 and standard deviation of 5. suppose regan scores a 754 on the math portion of the sat. how much would her sister veronica need to score on the math portion of the act to meet or beat regan's score?