David Hays
Instructor
4.72 (60 reviews)
9
active courses
3
removed courses
Dec 2022
first content date
Mar 2023
last content date
7006
total students
60
total reviews
4.72
average rating
21
total content length
Courses
Big Dave's: Basics of the NumWorks Calculator for Statistics
503
students
1.5 hours
content
Mar 2023
updated
FREE
Big Dave's: Basics of the Casio fx-9750GII for Statistics
617
students
2 hours
content
Mar 2023
updated
FREE
Big Dave's: Basics of the NumWorks Calculator for Algebra
649
students
2 hours
content
Feb 2023
updated
FREE
