Frederick taylor believed the best way to improve worker productivity was to

True or false: a fitted model with more predictors will necessarily have a lower training set error than a model with fewer predictors.

Given the following information, calculate the savings ratio: liabilities = $25,000 liquid assets = $5,000 monthly credit payments = $800 monthly savings = $760 net worth = $75,000 current liabilities = $2,000 take-home pay = $2,300 gross income = $3,500 monthly expenses = $2,050 multiple choice 2.40% 3.06% 34.78% 33.79% 21.71%

Problem 3: access control pokeygram, a cutting-edge new email start-up, is setting up building access for its employees. there are two types of employees: managers and engineers, and there are three departments: security, networking, and human resoures. each employee works in a single department, and each department is housed on a different floor. managers are allowed access to any floor, while engineers are allowed access only to their own floor. there are three badge-operated elevators, each going up to only one distinct floor. every employee has one badge. pokeygram wants to use the best possible access control method in order to minimize delay for the elevators (a) access control matrix, 1. which of the following would you recommend that pokeygram use: (b) access control lists, or (c) capabilities? make sure to justify your answer. 2. what, if any, would be the benefits (and/or disadvantages) of using rbac (role-based access control) in this situation? keep your solution for this problem limited to 10-12 lines of text.