Last year a poll of 1000 voters conducted by the staff of Senator John found that 522 people approved of the job the senator was doing this year a new pool of 1000 voters shows that 423 people two of the senators performance find the percent of change in the number of builders who approve the senators performance and identify it as an increase or decrease?

Christine wong has asked dave and mike to her move into a new apartment on sunday morning. she has asked them both, in case one of them does not show up. from past experience, christine knows that there is a 40% chance that dave will not show up and a 30% chance that mik a. what is the probability that both dave and mike will show up? (round your answer to 2 decimal places.) b. what is the probability that at least one of them will show up? c. what is the probability that neither dave nor mike will show up? (round your answer to 2 decimal places.)e will not show up. dave and mike do not know each other and their decisions can be assumed to be independent.