Member of the e-learning unit. Retiring at the end of September 2016.

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Bill's activity

Bill Foster on Unbiased estimator for exponential distribution 5 years, 11 months ago

Gave some feedback: Ready to use

Bill Foster on 20122013 CBA0_2 5 years, 11 months ago

Gave some feedback: Ready to use

Bill Foster on Log-likelihood and maximum likelihood estimator for PDF 5 years, 11 months ago

Gave some feedback: Ready to use

Bill Foster on Find the expectation and variance of three estimators of the mean 5 years, 11 months ago

Gave some feedback: Has some problems

Bill Foster commented on Find the expectation and variance of three estimators of the mean 5 years, 11 months ago

Two problems:

  1. Suffices in part c) and in the solution are displayed as, for example, W_11.
  2. Sometimes the multiple choice display is in two rows rather than 1 row.

Bill Foster commented on Find mean and standard deviation of differences between samples 6 years ago

Cosmetic problem, commas in the title.

Bill Foster on Find mean and standard deviation of differences between samples 6 years ago

Gave some feedback: Ready to use

Bill Foster on Calculate expectation, variance and CDF of uniform distribution 6 years ago

Gave some feedback: Ready to use

Bill Foster on Solve an equation with reciprocals 6 years ago

Gave some feedback: Ready to use