David Hays
Instructor
4.71 (61 reviews)
9
active courses
3
removed courses
Dec 2022
first content date
Mar 2023
last content date
7015
total students
61
total reviews
4.71
average rating
21
total content length
Courses
Big Dave's: Basics of the NumWorks Calculator for Statistics
506
students
1.5 hours
content
Mar 2023
updated
FREE
Big Dave's: Basics of the Casio fx-9750GII for Statistics
619
students
2 hours
content
Mar 2023
updated
FREE
Big Dave's: Basics of the NumWorks Calculator for Algebra
650
students
2 hours
content
Feb 2023
updated
FREE
