Playing game of chance and pay 300 by rolling a fair die one time if you rome a 2 and receive $1300 if you roll a 4 or six you receive $900 if you ore a 3 5 or 9 receive nothing. find expected value for this game. based on value is it a good game to play?
participant on tv show picke from lage # applicants with equal number of men and woman .amongst the last 9 participant 7 have been women . if they are picked randomly what is the probability of geting 7 more women when 9 people are picked
Test consist of 10 multiple choice questions each having 4 possible answers one being correct. you guessed all 10 what is the probability of getting less than 30%
Miller (2008) examined the energy drink consumption of college undergraduates and found that males use energy drinks significantly more often than females. To further investigate this phenomenon, suppose a researcher selects a random sample of n=36 male undergraduates and a sa...
statistic of behavioral science
for each of the following, identify the exam score that should lead to the better grade. In each case, explain your answer. A score of x=56, on an exam with the mean =50 and the standard deviation of 4; or a score of x=60 on an exam with the mean=50 and the standard deviation =20
When 1.00 g. of MgCO3 is added to 2.0 L of water, some, but not all, will dissolve to form a saturated solution. Calculate the mass of solid that remains undissolved.
12g/molC / 44g/molCO2 = x / 1.039g CO2 12/44 (1.039) = 0.2834 g C 2g/mol H2 / 18g/molH2O = x / 0.6369gH2O 2/18 (0.6369) = 0.071 g H 0.5438 - 0.2834 - 0.071 = 0.1939 g O 0.2824gC/12g/molC = 0.0236 mol C 0.071gH / 1g/molH = 0.071 mol H 0.1939gO/16g/molO = 0.0121 mol O Divide eac...
how do you do the steps for this problem find two exact values for sin(cos^-1 sqrt5/6)
Use factoring and the zero-product property to solve the following problems. 1. z(z-1)(z+3)=0 2. x^2-x-10=2 3. 4a^2-11a+6=0