Step: 1

The question 'Do you like winter or fall?' is unfair, because, it only gives you two choices.

Step: 2

The question 'Do you like the hot summer or the pleasant spring?' is again unfair, because, it gives preference to spring over summer.

Step: 3

The question 'Do you like ice-skating?' is in no way connected to the survey.

[Because, the survey is about the favorite season not about ice-skating.]

Step: 4

The question 'Which season do you like best?' is most appropriate, because, Henry′s classmates are free to choose any season that they like best.

Correct Answer is : Which season do you like best?

Step: 1

To get a fair survey there should be no suggestions in the question asked.

Step: 2

To get a fair survey, Brittany should ask her classmates what their favorite bakery food is. This will be free of any suggestions.

Correct Answer is : What is your favorite bakery food?

Step: 1

'Would you like to have a skating ring around?' is the question that could be asked to find out members' opinion.

[Because, it is immaterial whether they know or, like or, want to learn skating.]

Correct Answer is : Would you like to have a skating ring around?

Step: 1

To get fair survey results, Mr. Smith should ask the question 'What is your favorite way to eat potatoes?' to his students.

Correct Answer is : What is your favorite way to eat potatoes?

Step: 1

To know which dish was most popular among his classmates, Harry should ask the question 'Which is your favorite dish?'.

[Among the questions listed, 'Which is your favorite dish?' is the most appropriate one, because, the other three questions are not relevant to the survey.]

Correct Answer is : Which is your favorite dish?

Step: 1

Olga's question to her classmates should be 'At what time do you go to sleep?'.

Step: 2

So, Olga's question is not good enough to know what she wants.

Correct Answer is : No, she should ask them the time they go to sleep.

Step: 1

Peter can know the favorite ice cream flavor of his classmates by asking the ice cream flavor they like the most.

Step: 2

So, the question 'Which ice cream flavor do you like the most?' would help him to learn what he wants.

Correct Answer is : Which ice cream flavor do you like the most?

Step: 1

'Would you like to have a skating ring around?' is the question that could be asked to find out members' opinion.

[Because, it is immaterial whether they know or, like or, want to learn skating.]

Correct Answer is : Would you like to have a skating ring around?

Step: 1

A sample is a part of the population.

Step: 2

In a random sample, each object in the population has an equal chance of being selected.

Step: 3

Selecting few grades and asking few students is random sampling.

Step: 4

So, the best sampling method used by Michel is 'Select a few grades, and ask few students in each grade.

Correct Answer is : Select a few grades, and ask few students in each grade.

Step: 1

A sample is a part of the population

Step: 2

In a random sample, each person in the population has an equal chance of being selected.

Step: 3

Selecting a few bakeries and interviewing the people coming there is the best sampling method

Correct Answer is : Select a few bakeries and interview the people coming there

Step: 1

The method 'randomly select one floor in the office building' is convenience sampling as the crew is selecting one floor and leaving the rest.

Step: 2

The method 'ask the office staff' is not representative.

Step: 3

The best method is to randomly select some filters in each floor.

Step: 4

So, 'randomly select five filters on each floor of the office building' is the best sampling method.

Correct Answer is : Randomly select five filters on each floor of the office building.

Step: 1

The question, 'What is your favorite drink?' would help Wilma know her friend's favorite drink.

Correct Answer is : What is your favorite drink?

Step: 1

The question 'What is your favorite outdoor game?' is the fair question to know the favorite outdoor game of her classmates.

Correct Answer is : What is your favorite outdoor game?

Step: 1

A sample is a part of the population

Step: 2

In a random sample, each object in the population has an equal chance of being selected.

Step: 3

Selecting few icecream shops and interview the people coming there, is random sampling which is the best sampling method.

Correct Answer is : Select few icecream shops and interview the people coming there.

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