Quiz on Healthcare Statistics

What is a sample in statistics?

• A group of subjects selected from a population

• A measure taken from a population

• A type of statistical analysis

• The entire population being studied

What is the population in the Etisalat example?

• All employees in Sharjah

• The employees of Etisalat

• All businesses in Sharjah

• The employees of the 30 companies

Which of the following is an example of qualitative data?

• The temperature recorded in Abu Dhabi

• Gender of individuals

• The number of students in a class

• The average weight of newborns

What does descriptive statistics do?

• Analyzes relationships among variables

• Predicts future trends

• Describes or summarizes characteristics of a sample

• Generalizes from samples to populations

What is a parameter in statistics?

• A statistical analysis method

• A type of variable

• A measure taken from a population

• A measure taken from a sample

Which of the following is a characteristic of continuous variables?

• They cannot include fractions

• They are always countable

• They can assume an infinite number of values

• They can only take whole number values

What is the mean in statistics?

• The most frequently occurring value

• The difference between the highest and lowest values

• The middle value in a data set

• The average of a set of numbers

What type of data is the number of COVID positive cases?

• Discrete

• Qualitative

• Quantitative

• Continuous

What is the main purpose of inferential statistics?

• To summarize data

• To collect data

• To describe characteristics of a sample

• To make predictions and generalizations

Which of the following is an example of discrete data?

• The weight of a newborn

• The number of floors in a building

• The temperature in a city

• The average height of students