When you flip a coin once, will it land heads up or tails? _____________________ Explain you answer. 2. If you flip a coin 20 times, how many times should it come up heads? ___________________Tails? ______________________ Explain your answer 3. Now toss a single coin 20 times, keeping track of how many times it comes up heads _____________ vs. tails _______________. 4. To express these numbers as a ratio write the number of heads in the numerator and the total number of tosses in the denominator. Do the same for tails and write them in your notebook