Suppose a population contains 40000 people. All else being equal, a study based on a population sample that includes which of the following numbers of respondents would be the most reliable?

Use the normal approximation to the binomial distribution to answer this question. fifteen percent of all students at a large university are absent on mondays. if a random sample of 12 names is called on a monday, what is the probability that four students are absent?

Identify the polynomial. a2b - cd3 a.monomial b.binomial c.trinomial d.four-term polynomial e.five-term polynomial

A50% increase followed by 33 1/2% decrease