Joe opened a book store. on the first three days he sold 15, 18, and 16 books (he initially hoped he sell 17 books everyday). how many books does he need to sell on the next day to have a mean sale of 17?

You so much whoever answers with accuracy •the parent function of the graph of f(x) is the square root function, which was reflected across the x-axis. which of the following is the equation of f(x)?

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.

Similarly fie each expression 18,19,20