Acoin is flipped eight times where each flip comes up either heads or tails. how many possible outcomes a. are there in total? b. contain exactly three heads? c. contain at least three heads?

At $1.32 million, they closed last month percent above what they paid in 2007." how much did they pay in 2007?

How do i start to solve? would appreciate a walk-thru! a bird sitting 16ft above the ground in an apple tree dislodges an apple. after how many seconds does the apple land on the ground? (assuming that no branches will interfere with it's fall)

Aproduction manager test 10 toothbrushes and finds that their mean lifetime is 450 hours. she then design sales package of this type of toothbrush. it states that the customers can expect the toothbrush to last approximately 460 hours. this is an example of what phase of inferential statistics