An Unbiased Estimator of the Population Variance Cannot Be Obtained

question 98

True/False

An unbiased estimator of the population variance cannot be obtained from sample data.

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Definitions:

Period Of The Embryo

Lasting from the fourth through the eighth week of gestation, the time that most of the body’s organ systems and structures are forming.

Full Term

Refers to a pregnancy that reaches completion, typically around 39 to 40 weeks, leading to the birth of a baby.

Period Of The Zygote

Approximately a 2-week period from the time of fertilization of a human ovum by a sperm to the time of implantation in the uterine wall.

Period Of The Fetus

Lasting from the ninth week of gestation until birth, the time of rapid growth and further differentiation when the reproductive system forms, gains in body weight occur, and the brain and nervous system continue to develop.