Unit 7 Day 5 Ch 9 Sampling & Bias RE-Quiz

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How many turnovers occurred in the NFL playoff game between the Packers and the Buccaneers?

Is this a statistical question?

4

How much do the students in our class spend on lunch each day?

Is this a statistical question?

4

How many students take Mrs. Nosal's Grade Level Statistics class this year?

Is this a statistical question?

4

What types of pets do Algebra 2 students have?

Is this a statistical question?

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Use the following information for #5 & 6
The website www.gamefaqs.com asked, as their question of the day, to which visitors to the site were invited to respond, 'Do you ever use emoticons when you type online?'
Of the 87,262 respondents, 27% said that they did not use emoticons.

The sample is all US adults.

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In #5, is 27% a parameter or a statistic?

Explain.

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Use this information for #7 - 10
For their class project, a group of statistics students decide to survey the student body of 1605 students at AHHS to assess the proportion of students that are in favor of the new STEM Center. Their sample of 200 contained 50 Freshmen, 50 Sophomores, 50 Juniors & 50 Seniors.

What is the population of interest in this survey?

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What is the sample in this survey?

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What is the parameter of interest in this survey?
(what are we interested in finding out? Read the given information carefully in #5)

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What type of sampling method was used in #7?
Reread to make sure you are clear.

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An amusement park has opened a new roller coastser. It is so popular tha tpeople are waiting for up to 3 hours for a 2 minute ride. Concerned about how patrons (who paid a large sum of money to enter the park and ride on rides) feel about this, they decide to survey park patrons.
Name the type of sampling plan they used in each of the following scenarios:

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What kind of bias is present in question #13?

4

Name the type of bias primarily present in the situations below:

5

Randomization in sample selection is very important in the collection of data to ensure the sample is representative of the population we are studying.

How is randomization included in each of the sampling methods?

4

A music teacher wants to conduct a survey of practice time of his 75 students.
He wants to select an SRS of six students using a random number table.

Use the random number table below to select the numbers for the SRS of 6 students, begin with the second row.

Select the list of numbers that correspond to the six chosen students.

6

For your political science class, you'd like to take a survey from a sample of all the Catholic church members in your city. A list of churches shows 17 Catholic churches within the city limits. Rather than try to obtain a list of all members of all these churches, you decide to pick 3 churches at random.
For those churches you'll ask to get a list of all current members to survey and survey all members of the three churches.

Which statements are true? Check all that apply.

Unit 7 Day 5 Ch 9 Sampling & Bias RE-Quiz

How many turnovers occurred in the NFL playoff game between the Packers and the Buccaneers?Is this a statistical question?

How much do the students in our class spend on lunch each day?Is this a statistical question?

How many students take Mrs. Nosal's Grade Level Statistics class this year?Is this a statistical question?

What types of pets do Algebra 2 students have?Is this a statistical question?

In #5, is 27% a parameter or a statistic? Explain.

What is the sample in this survey?

What is the parameter of interest in this survey? (what are we interested in finding out? Read the given information carefully in #5)

What type of sampling method was used in #7?Reread to make sure you are clear.

What kind of bias is present in question #13?

Name the type of bias primarily present in the situations below:

Randomization in sample selection is very important in the collection of data to ensure the sample is representative of the population we are studying.How is randomization included in each of the sampling methods?

How many turnovers occurred in the NFL playoff game between the Packers and the Buccaneers?Is this a statistical question?

How much do the students in our class spend on lunch each day?Is this a statistical question?

How many students take Mrs. Nosal's Grade Level Statistics class this year?Is this a statistical question?

What types of pets do Algebra 2 students have?Is this a statistical question?

In #5, is 27% a parameter or a statistic? Explain.

What is the sample in this survey?

What is the parameter of interest in this survey? (what are we interested in finding out? Read the given information carefully in #5)

What type of sampling method was used in #7?Reread to make sure you are clear.

What kind of bias is present in question #13?

Name the type of bias primarily present in the situations below:

Randomization in sample selection is very important in the collection of data to ensure the sample is representative of the population we are studying.How is randomization included in each of the sampling methods?

How many turnovers occurred in the NFL playoff game between the Packers and the Buccaneers?

Is this a statistical question?

How much do the students in our class spend on lunch each day?

Is this a statistical question?

How many students take Mrs. Nosal's Grade Level Statistics class this year?

Is this a statistical question?

What types of pets do Algebra 2 students have?

Is this a statistical question?

In #5, is 27% a parameter or a statistic?

Explain.

What is the parameter of interest in this survey?
(what are we interested in finding out? Read the given information carefully in #5)

What type of sampling method was used in #7?
Reread to make sure you are clear.

Randomization in sample selection is very important in the collection of data to ensure the sample is representative of the population we are studying.

How is randomization included in each of the sampling methods?

How many turnovers occurred in the NFL playoff game between the Packers and the Buccaneers?

Is this a statistical question?

How much do the students in our class spend on lunch each day?

Is this a statistical question?

How many students take Mrs. Nosal's Grade Level Statistics class this year?

Is this a statistical question?

What types of pets do Algebra 2 students have?

Is this a statistical question?

In #5, is 27% a parameter or a statistic?

Explain.

What is the parameter of interest in this survey?
(what are we interested in finding out? Read the given information carefully in #5)

What type of sampling method was used in #7?
Reread to make sure you are clear.

Randomization in sample selection is very important in the collection of data to ensure the sample is representative of the population we are studying.

How is randomization included in each of the sampling methods?