Statistical Studies and Data Collection

What is the first step in the statistical problem-solving process?

• Analyzing data

• Asking questions

• Collecting data

• Interpreting results

Tags

CCSS.6.SP.A.3

Why is the question 'How much money does Mr. Sager have in his wallet right now?' not a valid statistical question?

• Because it is too difficult to measure

• Because it is not related to statistics

• Because it is too personal

• Because the amount of money in his wallet doesn't change

Tags

CCSS.6.SP.A.1

What is a sample in a statistical study?

• A subset of individuals from the population

• The entire group of individuals we want information about

• The process of collecting data

• The conclusion drawn from the data

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

What is an observational study?

• A study where treatments are imposed on subjects

• A study where we observe individuals without influencing them

• A study where we collect data from experiments

• A study where we analyze data using statistical software

Tags

CCSS.HSS.IC.B.3

What is the key difference between an observational study and an experiment?

• The number of subjects involved

• The type of data collected

• Whether or not treatments are imposed

• The method of data analysis

Tags

CCSS.HSS.IC.B.3

What type of conclusion can only be achieved through a randomized experiment?

• A descriptive summary

• A cause and effect conclusion

• A comparison of groups

• A relationship between variables

Tags

CCSS.HSS.IC.B.3

What is a statistical question?

• A question that is only about one person.

• 
  A question that expects a single specific answer.

• 
  A question that can be answered with yes or no.

• A question that expects a variety of different answers.

Tags

CCSS.6.SP.A.1

Which of the following is a key feature of a survey?

• Randomly selecting people and asking questions

• 
  Using a control group

• Observing people's behavior

• Splitting people into groups

Tags

CCSS.HSS.IC.B.3

In an experiment, what is a placebo used for?

• To observe behavior

• 
  To reduce time

• To provide more data

• To act as a control treatment

What is primary data?

• Data collected by someone else for another purpose

• 
  Data that is always less relevant

• Data collected for a specific purpose from first-hand sources

• Data that is always inexpensive to collect

Tags

CCSS.6.SP.B.5B