The results of a common standardized test used in psychology research is designed so that the population mean is 135 and the standard deviation is 10. A subject earns a score of 125. What is the z-score for this raw score? z-score =

Construct the graph that models the given situation

6. sarah saved $12.75 every week for a number of weeks, w. she received an additional $25 during the last week in which she saved money. write and solve an equation to find the number of weeks, w, for which sarah had saved money if she has $114.25 now.

Darcy deposited $390 into a savings account. as long as the account balance remains at or above $150, she does not have to pay a service fee for the account. for how many months can she withdraw $40 a month without having to pay service fees? a) 3 b) 5 c) 6 d) 9