Biostatistics_1

Statistics which studies the issues related to the development and use of statistical methods in biology, medicine, pharmacy, hygiene and health care, is called:

• social statistics

• population health statistics

• biostatistics

• medical statistics

• health system statistics

The scale that is used to classify the properties of an object:

• non-comparative

• ratio

• nominal

• interval

• ordinal

The scale in which the numbers are assigned to the objects to determine the relative extent to which certain characteristic is possessed:

• ordinal

• interval

• nominal

• ratio

• non-comparative

The scale that shows the "range" of individual measurements of the attribute:

• ordinal

• ratio

• non-comparative

• nominal

• interval

The scale that shows the ratio of the measured values of the attribute:

• ratio

• non-comparative

• ordinal

• nominal

• interval

The random variable that takes separate from each other numeric values is called:

• nominal

• constant

• continuous

• discrete

• interval

A random variable that takes all values from a certain interval is called:

• continuous

• constant

• discrete

• interval

• nominal

The number of students at the lecture is:

• nominal variable

• interval variable

• constant

• discrete variable

• continuous variable

The number of patients admitted per day is:

• nominal variable

• interval variable

• constant

• continuous variable

• discrete variable

Body weight is:

• nominal variable

• continuous variable

• discrete variable

• interval variable

• constant