Acoin is loaded so that the probability of getting heads is 3/4. if the coin is flipped twice, what is the probability of getting heads twice?

The table below shows the function f. determine the value of f(3) that will lead to an average rate of change of 19 over the interval [3, 5]. a. 32 b. -32 c. 25 d. -25

Is experimental probibilty the same as the observed frequency in math? i need the answer asap!

If x varies directly as y, and x = 7.5 when y = 10, find x when y = 4