Acoin is flipped 25 times and lands on heads 16 times. based on the experimental probability, how many heads would you predict for 200 flips of the coin?

Find the center and the radius of the circle with the equation: x^2-2x+y^2+4y+1=0?

Atextile fiber manufacturer is investigating a new drapery yarn, which the company claims has a mean thread elongation of 12 kilograms with a standard deviation of 0.5 kilograms. the company wishes to test the hypothesis upper h subscript 0 baseline colon mu equals 12 against upper h subscript 1 baseline colon mu less-than 12 using a random sample of n equals 4 specimens. calculate the p-value if the observed statistic is x overbar equals 11.8. round your final answer to five decimal places (e. g. 98.76543).

700 miles the train takes 5 hours to a travel the distance at what unit rate is the train traveling?