For a given level of precision and confidence level, a researcher determines that he needs a sample size of 400. the study found that the proportion of people who smoke is 30 percent. for the same level of precision and confidence, he would need the same sample size if the proportion of those who smoke were to change to: (a) 70 percent (b) 40 percent(c) 60 percent.(d) 50 percent (e) 100 percent.

Awidower devised his fee simple interest in his residence as follows: “to my daughter for life, then to my oldest grandchild who survives her.” at the time of the widower’s death, he was survived by his only two children, a son and a daughter, and by one grandchild, his daughter’s son. a short time later, the daughter together with her son entered into a contract to sell the residence in fee simple to a buyer. the applicable jurisdiction continues to follow the common law rule against perpetuities, but has abrogated the rule in shelley’s case. at the closing, the buyer refused to purchase the residence. can the sellers compel the buyer to do so?

If the economy were in the contracting phase of the business cycle, how might that affect your ability to find work?

What role do business cycles play in a market economy