Which statement is true about water molecules? question 1 options: the oxygen atom has a negative charge. the hydrogen atoms do not share electrons. water molecules cannot dissolve many substances. water molecules move randomly around each other.

Given a normal distribution with µ =50 and σ =4, what is the probability that 5% of the values are less than what x values? between what two x values (symmetrically distributed around the mean) are 95 % of the values? instructions: show all your work as to how you have reached your answer. don’t simply state the results. show graphs where necessary.