Biostatistics quiz #1

who was best known to be the father of Biostatistics

• Isaac Newton

• Francis Galton

• walter Weldon

• Immanuel Kant

_________ is a collection of procedures and principles for gathering data and analyzing information to help people make decisions when faced with uncertainty.

• Data

• Parameter

• Statistics

• sample

___________ referring to numbers or nonnumerical labels (male/female) collected from a set of entities (people, cities, etc)

• sample

• data

• variables

• statistics

what is the process of calculating the range

• $\left|x\right|$

• $\overline{x}$

• $x_{\max}-x_{\min}$

• mid point

Popular average is also known as

• mean

• median

• mode

• μ

________ is a collection from the subset of the population

• raw data

• random sample

• population sample

• random data

which best describes the population variance

• $\sigma$

• $\sigma^2$

• $s$

• $s^2$

Gathering data from the entire population is known as the

• census

• parameter

• sample data

• statistics

a descriptive measure of the population

• data

• parameter

• normal

• ratio

the population mean can be denoted by the

• x̄

• μ

• σ

• p̂