A chemistry teacher at MHS has created a wonder spray that he claims eliminates sophomore bad behavior when 10th graders come into contact with the potion. If 300 10th graders were sprayed, and 47% of them exhibit no bad sophomore behavior afterwards, would you conclude that his mixture was satisfactory (assuming satisfactory is at least 50%)? Construct AND interpret the 99% confidence interval.

According to the 2008 u.s. census, california had a population of approximately 4 × 10^7 people and florida had a population of approximately 2 × 10^7 people. which of the following is true? a. the population of california was approximately two times the population of florida. b. the population of florida was approximately twenty times the population of california. c. the population of florida was approximately two times the population of california. d. the population of california was approximately twenty times the population of florida.