A scientist conduct a survey with a randomized sample of 250 voters on their views in relation to the oil industry in the local neighborhood

Sporting Illustrated collects data on its readers by asking them to fill out and send in a survey from the June issue.

A group of lobbyists has a list of 100 senators. They decide to talk to every 7th senator on the list about their position on farm subsidies.

A teacher wants to know the average time spent doing homework by the students in her class of 20 girls and 5 boys.

She selects the five closest to her desk.

An independent research company wants to go door to door to survey people in the city of Fontana. The company decides to number all blocks within the city limit, randomly choose 1 block and survey all households on that block.

This is an example of:

A teacher hands out an index card and asks ALL of her students to write down the following information: age, height (in inches), and what grade they are in.

Which of the following best describes her method of data collection?

State the type of sample.

A radio station asks its listeners to call in their opinion regarding the use of American forces in peacekeeping missions.

Select the best answer: Every 100th hamburger manufactured is checked to determine its fat content.

Identify the type of sampling used:

Assign each car in a dealership a number and then use a random-number table to select the cars to be inspected.

Identify the type of sampling used:

Marianne wanted to know students' opinion on the new schedule at school. She survey's the first 30 students who come into her class.

Why do we randomly select our samples?

An employer wants to know how their 500 employees like working for them. Which is the most representative sample?

Disneyland often surveys its guests as they exit a restaurant during their visit. The surveyor stands at the restaurant exit, counts the number of people leaving, and surveys every 25th guest.
This is a form of:

Identify the Sample:
A restaurant wants to know if their customers buy dessert when they eat out. As people leave the restaurant one evening, 20 people are surveyed at random. Eight people say they usually order dessert when they eat out. The restaurant concluded that most customers do not order dessert.

A ___ is a small portion of the population used to gather data from.

A ___ is a large group that includes everything being studied.

This is a way to collect data by a series of questions and other prompts to gather information from respondents.

A sale representative stands in front of a display of different kinds of toothpaste. He asks every person buying toothpaste the following question:

“What is your favourite toothpaste? For what reason(s)?”

What data collection issue could exist with this approach?

A grocery store employee conducts a telephone survey of people living within 10 km of the store. To help determine what meat products to sell, she asks what type of red meat people prefer. What data collection issue exists?

Your school is under construction and is quite dusty and dirty. A survey is conducted about the environmental health of your school. The survey is done every four years. What data collection issue?

A question showing a preference for a specific product.

What category best refers to a question that offends people from different cultural groups?

Which choice refers to inappropriate behaviour in the use of the data collected?

All of the individuals in a group to which the study applies

What category best represents the following questions:

1. 1. Do people have the right to refuse to answer?

2. 2. Are the responses kept confidential?

What terms best describes any group of individuals selected from the population

A sample is created with me choosing individuals at fixed intervals from an ordered list of the whole population

What category fits when the question is presented in such a way the people understand what is being asked

In the month of January, a city planner administers a survey in a community to identify the need for a new outdoor park. The following survey question is asked: “How many times per week do you and your family visit outdoor parks?”

Identify any influencing factors in this survey question.

Students in a Grade 9 physical education class are asked to complete a survey related to overall physical health. One of the questions on the survey is “What is your current body weight?”

Identify any influencing factors in the survey.

What is a survey called when data is collected from the entire population?

What is a sample survey?

What does it mean if a sample is biased?

What does it mean if a survey is valid?

What is the main purpose of conducting a survey?

What is a characteristic of a good sample in a survey?

Kristen is investigating the opinions of students at her high school on the new school hours proposed by the school board. Which of the following is her population of interest?

A school newspaper will survey students about the quality of the school’s lunch program. Which method will create the least biased results?

Determine whether the sample is biased.

Your teacher is choosing 4 students to participate in a pizza-eating contest. The names of all 30 students are put in a hat and four names are randomly drawn from the hat.

Determine whether the sample is biased.

Every fourth passenger who boards an airplane is asked whether they like the new method of seat assignment.