Unit 7: Statistical Questions

Statistical

Questions

1. Understand a statistical question as a question that can be answered by collecting data and where you anticipate there to be variation in the responses you collect. 

2. Identify statistical questions.

3. Distinguish between numerical and categorical data.

​Criteria For Success

Family Feud

I had you watch a clip from Family Feud because in that show they ask a lot of Statistical Questions. All of the questions can have a variety of answers, making it a statistical question.

What is the class accuracy of scores on the last quiz?

Example

a question that has different answers . It can be answered by collecting data. It cannot be a question with only one answer.

Statistical Questions

means that the data is

​different. Statistical questions must have variability

​Variability

the information is in words

Example: What is the most popular pizza flavor in the world?

Categorical Data

every value is a number

Example: What is the average amount of pizzas made a day?

Numerical Data

Data: information that is collected

Let's think of a statistical question!

Statistical Question:

Possible answers:

Type of Data:

Question:

Reason it is not statistical:

​Non-Example

Multiple Choice

How many siblings do you have?

• Statistical

• Non-statistical

Multiple Choice

How long did it take for each person to get to to school?

• Statistical

• Non-statistical

Multiple Choice

What is your favorite color?

• Statistical

• Non-statistical

Multiple Choice

How many books do each student in your class have?

• Statistical

• Non-statistical

Multiple Choice

Choose the statistical question:

• What time did you wake up this morning?

• What time do sixth graders wake up each morning during the school week?

Multiple Choice

Choose the statistical question:

• How many sixth graders ate breakfast on Monday?

• How many sixth graders eat breakfast each school day?

Multiple Choice

Is the following a statistical question:

How old is the Statue of Liberty?

• yes

• no

Multiple Choice

Is the following a statistical question:

How many apps does each each of your classmates have on their phones?

• yes

• no

Multiple Choice

Is the following a statistical question:

How tall are the students in this class?

• yes

• no

Multiple Choice

Is the following a statistical question:

How many runs did the Braves score yesterday?

• yes

• no

Multiple Choice

Is the following a statistical question:

How many siblings do each of your classmates have?

• yes

• no

Multiple Choice

Is the following a statistical question:

How many inches of rain did we get each day last week?

• yes

• no

Multiple Choice

Is the following a statistical question:

What were the student scores for the math test?

• yes

• no

Multiple Choice

Is the following a statistical question:

How many calories did each student eat for dinner last night?

• yes

• no

Multiple Choice

Statistical questions have _____ possible answers.

• zero

• one

• only two

• two or more

Multiple Choice

What is a requirement of a statistical question?

• one set answer

• a variety of answers

Open Ended

Create your own statistical Question!