Below are some links to useful resources that can really help increase your efficiency and effectiveness. Please note that KwikFixSkills are not responsible for external web content.
If you're struggling to get your head around statistics then check out The Cartoon Guide to Statistics by Larry Gonick and Woolcott Smith. This book does a great job of making statistics easy to understand, and can significantly help you with your decision making.
Check out The Statistics Learning Centre for some great instructional videos that help to simplify complex statistical concepts.
Vertex 42 has some terrific free Excel spreadsheet templates to help with various aspects of planning, including timelines, Gantt charts, and budgeting.