I really need help on this philosophy 101 worksheet

What are the main functions of the human skeleton? a exchange of gases b support and movement c sensing the environment d digestion and excretion

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

William poole believes economics should be taught in schools because students will learn