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Statistics Fundamentals Quiz

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Questions and Answers

Who is referred to as the 'Father of Biostatistics'?

Fusce posuere

Syeda Taskeen Fatima Rizvi

Maecenas porttitor

Francis Galton (correct)

What is the definition of a random variable?

A variable that is constant in all cases

A variable with a fixed and predictable value

A variable whose values are determined by chance (correct)

A variable that cannot be quantified

What is the main purpose of statistics?

Organizing and summarizing data (correct)

Creating chaos in data collection

Ignoring data variability

Predicting future outcomes with certainty

What is a numerical variable?

A variable that takes on numerical values Signup and view all the answers

What is the population in statistics?

All subjects possessing a common characteristic Signup and view all the answers

Which measure of central tendency is most affected by extreme values in a data set?

Mean Signup and view all the answers

What type of distribution is characterized by having more than two modes?

Multimodal Signup and view all the answers

In a bimodal distribution, how many scores occur most frequently?

Two Signup and view all the answers

When is the median the most appropriate measure of central tendency to use?

When the data set contains outliers Signup and view all the answers

Which measure of central tendency is insensitive to large changes in the data set?

Mode Signup and view all the answers

Statistics Fundamentals Quiz

Choose a study mode

Podcast

Questions and Answers

Who is referred to as the 'Father of Biostatistics'?

What is the definition of a random variable?

What is the main purpose of statistics?

What is a numerical variable?

What is the population in statistics?

Which measure of central tendency is most affected by extreme values in a data set?

What type of distribution is characterized by having more than two modes?

In a bimodal distribution, how many scores occur most frequently?

When is the median the most appropriate measure of central tendency to use?

Which measure of central tendency is insensitive to large changes in the data set?

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