Im bored, please halp the boredom

The average act score follows a normal distribution, with a mean of μ = 21.1 and a standard deviation of σ = 5.1. what is the probability that the mean iq score of 50 randomly selected people will be more than 23? 0 1 0.9958 0.3547 0.0042

Weak stimulus will cause a weak action potential. the stronger the stimulus, the stronger the action potential. a. true b. false

When finn studies, he likes to consult multiple types of resources, such as books, journals, and online information. he usually studies in his bedroom, but he's found that he doesn't concentrate as well there. he decides to change locations, but doesn't know where to go. which would be the best place for finn to study, based on his preferences? a. the school library and media center b. a computer lab c. a café with wi-fi d. the school archives center