(Sec. 5a-5c)

Introduction to Statistical Reasoning

Instructor: Ivo Dinov, Asst. Prof.

Departments of Statistics & Neurology


Due Date:

Friday, Wed. 20, 2002, turn in after lecture

See the HW submission rules . On the front page include the following header .

  • (HW_4_1) Can an estimator be unbiased, but imprecise? For the following data what is an unbiased estimator of the population mean? Compute the corresponding estimate [the sample average] and its precision [ StdError(sample avg.)].

  • \Ivo D. Dinov, Ph.D., Departments of Statistics and Neurology, UCLA School of Medicine/