Consider a game in which players roll a number cube to determine the number of points earned. if a player rolls a prime
number, that many points will be added to the player's total. any other roll will be deducted from the player's total. what is
the expected value of the points earned on a single roll in this game?
a. -5/6
b.-1/6
c. 1/6
d. 5/6

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).

Layla answer 21 of the 25 questions on his history test correctly. what decimal represents the fraction of problem he answer incorrectly.

Tom travels between the two mile markers shown and then finds his average speed in miles per hour. select the three equations that represent this situation.