A man claims to have extrasensory perception. As a test, a fair coin is flipped 21 times, and the man is asked to predict the outcome in advance. He gets 17 out of 21 correct. What is the probability that he would have done at least this well if he had no ESP

Ms. sutton recorded the word counts and scores of the top ten essays in a timed writing contest. the table shows her data. how does the word count of an essay relate to its score in the contest? word count tends to decrease as the score decreases. word count tends to increase as the score decreases. word count tends to remain constant as the score decreases. word count has no apparent relationship to the score of the essay.

What value of x is in the solution set of 4x – 12 s 16 + 8x?

Geometry in the diagram, ∠abc is a right angle. ∠dbc = 30°27'40". find the measure of ∠abd.