Stan has a bag that contains 2 blue marbles, 3 red marbles and,5 green marbles. He will draw one marble randomly from the bag. Stan is studying the effects of adding and removing marbles from the bag.
Enter a number in each box to complete the statement.(PLEASE I NEED HELP WITH THIS Q ASAP!!)

What line represents the relationship between r and s

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.

Which statement describes the slope of the line?