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Biostatistics quiz #1

Total questions: 20

Worksheet time: 19mins

Name
Class
Date
1.

who was best known to be the father of Biostatistics

a)

Isaac Newton

b)

Francis Galton

c)

walter Weldon

d)

Immanuel Kant

2.

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

a)

Data

b)

Parameter

c)

Statistics

d)

sample

3.

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

a)

sample

b)

data

c)

variables

d)

statistics

4.

what is the process of calculating the range

a)

x\left|x\right|

b)

x\overline{x}

c)

xmaxxminx_{\max}-x_{\min}

d)

mid point

5.

Popular average is also known as

a)

mean

b)

median

c)

mode

d)

μ

6.

________ is a collection from the subset of the population

a)

raw data

b)

random sample

c)

population sample

d)

random data

7.

which best describes the population variance

a)

σ\sigma

b)

σ2\sigma^2

c)

ss

d)

s2s^2

8.

Gathering data from the entire population is known as the

a)

census

b)

parameter

c)

sample data

d)

statistics

9.

a descriptive measure of the population

a)

data

b)

parameter

c)

normal

d)

ratio

10.

the population mean can be denoted by the

a)

b)

μ

c)

σ

d)

11.

all of the following are roles of biostatistics EXCEPT

a)

Assessment

b)

monitoring

c)

evaluation

d)

planning

12.

Marital status would more than likely fall under

a)

ordinal

b)

ratio

c)

nominal

d)

interval

13.

Amount of income tax paid, weight of a student or height would fall under

a)

Discrete

b)

Quantitative

c)

continuous

d)

dichotomic

14.

A sample of manatee who mate is observed and the average (mean) number of offspring is 3.8.

a)

Parameter

b)

Statistics

c)

population

d)

nominal

15.

using sample data to reach conclusions about the population from which the sample was taken

a)

Continuous statistics

b)

Discrete statistics

c)

Inferential statistics

d)

descriptive statistics

16.

using data gathered on a group to describe or reach conclusions about that same group only

a)

Population data

b)

Sample data

c)

descriptive statistics

d)

inferential statistics

17.

shows the number of occurrences, in each of several categories

a)

normal distribution

b)

frequency distribution

c)

binomial distribution

d)

expected value

18.

________ is numeric data in which the values can come only from a list of specific values.

a)

Ratio

b)

continuous

c)

discrete

d)

random

19.

Statistical techniques are used to make many decisions that affect our lives, An understanding of statistical methods will help you make these decisions effectively

a)

True

b)

False

20.

Explain the difference Between Descriptive statistics and Inferential statistics

4 lines