Posts by jacque
Total # Posts: 26
r a particular value, this table gives the percent of scores between the mean and the z-value of a normally distributed random variable. What percent of the total population is found between the mean and the z-score, assume z = 2.57.
December 11, 2012
â¢You and three (3) of your friends were in the same advance placement high school chemistry class in high school. All four (4) of you decided to take the same chemistry class together at the local university along with 21 other students. On the first day of ...
December 4, 2012
The campus vets club is having a raffle and is selling 1,900 tickets. If the people on your floor of the dorm bought 266 of those tickets, what is the probability that someone on your floor will hold the winning ticket? (Enter your answer as a decimal.)
December 3, 2012
The breaking strength (in pounds) of a certain new synthetic is normally distributed, with a mean of 175 and a variance of 9. The material is considered defective if the breaking strength is less than 166 pounds. What is the probability that a single, randomly selected piece ...
December 2, 2012
Suppose an insurance agent offers you a policy that will provide you with a yearly income of $120,000 in 30 years. What is the comparable annual salary today, assuming an inflation rate of 2%?. (Round your answer to the nearest cent.)
November 29, 2012
If a monopolist is producing a quqnity that generates MC=Mr,then profit: a) is maximized b) is maximized only if MC=p c) can be increased by increasing production d) can be increased by decreasing production
June 12, 2011
I would not pick any of the answers unless your book have an example.remember children are innocent in their play mates .The adults are the ones who create differences.
June 12, 2011
If a stone is tossed from the top of a 230 meter building, the height of the stone as a function of time is given by h(t) = -9.8t2 10t + 230, where t is in seconds, and height is in meters. After how many seconds will the stone hit the ground? Round to the nearest ...
November 10, 2010
0.550g sample containing only nacl and kbr.it dissolved in water and titrated with a 0.0322M solution of agno3. complete titration of both halides was found to require 30.45ml of agno3 solution. calculate the weight percent of cl in the solid sample.
March 27, 2009
Find the equation of the line passing through the points: (-5,-5) and (6,-5) Hmmm. both y are -5. The line has to have zero slope, and the y intercept is -5 y= -5 is the equation Thank You
March 3, 2007