Examlex
The sample mean is an unbiased estimator of the population mean.
Photosynthetic
Pertaining to the process by which green plants, algae, and some bacteria convert light energy into chemical energy in the form of sugars, using chlorophyll and releasing oxygen as a byproduct.
Unicellular
Describing organisms made up of a single cell, capable of performing all necessary life functions within that one cell.
Population
A group of individuals of the same species living and interacting in the same region.
Biosphere
All Earth’s communities of living organisms and their physical environments.
Q7: A researcher records 17 scores.What is the
Q9: A type of related samples design in
Q14: When cumulating frequencies from the bottom up,the
Q38: The sample variance is computed by dividing
Q44: The Bonferroni procedure is well adapted for
Q51: Mathematical expectation can be used to estimate
Q54: A researcher measures differences in recall between
Q62: A researcher conducts a study in which
Q68: As sample size decreases,the standard error also
Q79: On average,the sample variance equals the population