Probability Theory Quiz

What does the probability of an event tell us?

• The color of the event

• How likely it is that the event happens

• The size of the event

• The shape of the event

What is the range of probability values from zero to one called?

• Likelihood Spectrum

• Probability Spectrum

• Chance Range

• Probability Scale

Which approach to probability is based purely on frequencies?

• Random Probability

• Subjective Probability

• Frequentist Probability

• Bayesian Probability

Who was the first to formulate the subjective approach to probability?

• Gerolamo Cardano

• Ronald Fisher

• Muriel

• Thomas Bayes

What is the null hypothesis in the context of the vampire example?

• The neighbour is a ghost

• The neighbour is a werewolf

• The neighbour is a statistician

• The neighbour is a vampire

What does Bayesian inference help in determining?

• The color of the event

• The initial credibility of hypotheses

• The error in decision making

• The probability of an event

What experiment did Ronald Fisher conduct with Mrs. Muriel?

• Milk Pouring Experiment

• Tea and Coffee Experiment

• Milk and Sugar Experiment

• Tea Pouring Experiment

What does Fisher calculate about Mrs. Muriel's ability to distinguish tea pouring order?

• It could happen with a less than five percent probability

• It could happen with a more than fifty percent probability

• It could happen with a hundred percent probability

• It could never happen

What is the main takeaway regarding probability and decision making?

• We can predict everything accurately

• Life is full of chance

• We can never be truly sure

• We can always be certain