George Stagg

George Stagg on Probability mass function of string of heads from weighted coin, 3 years, 1 month ago

Saved a checkpoint:

• Added bullet points to question statement
• Named some of the gaps
• Replaced tolerance in part c) into proper precision restriction
• Removed unnecessary precround from var variable
• Removed "Bill style" question marks in gap fill parts

George Stagg commented on Perform a one-sample t-test 3 years, 4 months ago

The question had broken with Numbas updates. I think I've fixed the scenario variable, but didn't test the question in detail so have marked "needs to be tested" for now.

George Stagg on Perform a one-sample t-test 3 years, 4 months ago

Gave some feedback: Needs to be tested

George Stagg on Gauss elimination to solve a system of linear equations. 3 years, 5 months ago

Saved a checkpoint:

Changed part a) to use matrix entry part type

George Stagg on Matrices: Manipulation 3 years, 5 months ago

Saved a checkpoint:

Replaced some part types with matrix entry types

George Stagg on Matrices: Manipulation 3 years, 5 months ago

Gave some feedback: Ready to use

George Stagg on Matrices: Manipulation 3 years, 5 months ago

Saved a checkpoint:

Checkpoint before attempt to redesign with matrix entry parts

George Stagg on Measures of central tendency from a list 2 3 years, 5 months ago

Saved a checkpoint:

Fixed types issue