Math-Stastistics

Most popular questions and responses by Math-Stastistics
  1. statistics

    1. A simple random sample of 400 students is taken at a large university. The average height of the sampled students is 68 inches and the SD is 2 inches. The distribution of heights in the sample follows the normal curve very closely. An approximate 68%

    asked on July 21, 2013
  2. statistics

    A simple random sample of voters will be taken in a large state. Researchers will use the methods of our course to construct an approximate 95% confidence interval for the percent of the state’s voters who will vote for Candidate X. The minimum sample

    asked on July 25, 2013
  1. statistics

    Please help this question A simple random sample of voters is taken from the voters in a large state. Using the methods of our course, researchers construct an approximate 99% confidence interval for the percent of the state’s voters who will vote for

    posted on July 22, 2013
  2. statistics

    Thank you very much PsyDAG.

    posted on July 22, 2013
  3. statistics

    Didn't understand Please answer.

    posted on July 21, 2013