Regarding the effects of coaching on standardized test scores, which of the following statements is most representative of current research? a. coaching can lead to 100-point gains if the quality of coaching is high. b. coaching is not likely to lead to 100-point gains if student motivation is high. c. the best predictor of increased test scores could be "number of times tested" and not "coaching." d. the best predictor of increased test scores could be "coaching quality" and not "student motivation."

When selecting a savings account, you should look at the following factors except annual percentage yield (apy) fees minimum balance interest thresholds taxes paid on the interest variable interest rates

Kendrick is leaving his current position at a company, and charlize is taking over. kendrick set up his powerpoint for easy access for himself. charlize needs to work in the program that is easy for her to use. charlize should reset advanced options

The management of a supermarket wants to adopt a new promotional policy of giving a free gift to every customer who spends > a certain amount per visit at this supermarket. the expectation of the management is that after this promotional policy is advertised, the expenditures for all customers at this supermarket will be normally distributed with a mean of $95 and a standard deviation of $20. if the management wants to give free gifts to at most 10% of the customers, what should the amount be above which a customer would receive a free gift?