What is the the frequency of the sinusoidal graph ? ?

What is negative 3/9 times negative 2/8 ?

Type the correct answer in the box. use numerals instead of words. if necessary, use / for the fraction bar.

How many heads would you expect if you flipped a coin twice? first, fill in the table below with the correct probabilities. hint: the sample space for flipping a coin twice is {hh, ht, th, tt}. a = b = c = f