7.1 Statistical Questions Quizs

How can statistical questions be applied in real life?

• Statistical questions can be used in various fields such as healthcare, education, and business to make informed decisions based on data.

• Statistical questions are only relevant in academic settings and have no real-life applications.

• Statistical questions can be used to predict the weather but not in other fields.

• Statistical questions are primarily used for entertainment purposes and do not influence decision-making.

What is a statistical question?

• A question that can be answered with a single data point.

• A question that anticipates variability in the data and can be answered by collecting data that has more than one possible answer.

• A question that requires a yes or no answer.

• A question that is based on personal opinion.

What is the significance of variability in statistical questions?

• Variability indicates how much the data points differ from each other, which is crucial for understanding the distribution and trends.

• Variability is a measure of the average value of the data points in a dataset.

• Variability shows the total number of data points collected in a study.

• Variability refers to the consistency of the data points over time.

What is a variable in statistics?

• A variable is a fixed value that does not change.

• A variable is any characteristic, number, or quantity that can be measured or counted.

• A variable is a type of statistical test used to analyze data.

• A variable is a method of data collection in research.

What is a non-statistical question?

• A question that can be answered with a single value or fact, without the need for data collection.

• A question that requires data collection and analysis to answer.

• A question that can have multiple answers depending on the context.

• A question that is based on opinions rather than facts.

What is the role of data collection in answering statistical questions?

• Data collection is optional and not necessary for statistical analysis.

• Data collection is essential to gather information that can provide insights and answers to statistical questions.

• Data collection is only important for qualitative research.

• Data collection is primarily used to validate existing theories.

How many possible answers do statistical questions have?

• One possible answer

• Two or more possible answers

• Only yes or no answers

• A fixed number of answers

Give an example of a statistical question.

• How tall are the students in our class?

• What is the capital of France?

• How many students are in the class?

• What is the average age of students in the school?

Give an example of a non-statistical question.

• How many courses does Mr. Rothman teach?

• What is the average temperature in July?

• How often do you exercise each week?

• What is the population of the city?

What is a sample in statistics?

• A sample is a subset of the population that is used to represent the entire group.

• A sample is the entire population being studied.

• A sample is a random selection of data points from a dataset.

• A sample is a method of collecting data from all members of a population.