9.1.1 Statistics Survey & Sampling

Multiple Select

Which data set would be considered quantitative data?

Select all that apply.

• Time spent practicing piano

• zip code

• favorite vegetable to eat

• number of pets

Multiple Select

Which of the following survey questions results in categorical data?

Select all that apply.

• What is your favorite color?

• Who is your favorite musician?

  ●

• How long do you spend brushing your teeth?

• How many countries can you name?

Multiple Choice

Miles collected data measured in inches.

8.5, 10.5, 7.8, 9.5, 8.1, 9.0, 10.2, 9.6, 11.2, 10.9, 12.7, 9.8

What type of statistical data did he collect?

• Categorical data

• Quantitative data

• Both quantitative and categorical data

• Neither quantitative nor categorical data

Multiple Select

Which scenarios are best suited for a survey to gather data?

Select all that apply.

• A math teacher wants to know the solution to x + 5 = 8

• A journalist wants to know what types of jobs are the most common for teenagers in a local community.

• The owner of a coffee shop wants to know how customers feel about a new drink on a scale of 1 to 10.

• A biologist is interested in the types of bacteria that exist on door knobs.

Match

City officials want to know how many people over 18 use the city library.

What is the survey? What is the population? What is the sample?

• All people in the city over 18 years of age

• A group of 50 people in the city over 18 years of age

• How many people over 18 use the library

population

sample

survey

• population

• sample

• survey

Multiple Choice

Demiah wants to know how often people eat vegetables with their dinner.

Which sampling scenario is least likely to produce biased results?

• Demiah mails the survey question to 20 random houses in her city. Only 5 of the households mail a response back.

• Demiah leaves a survey at the checkout line of the grocery store for anyone to answer.

• Demiah randomly samples 20 people in the vegetable aisle at the grocery store.

• Demiah randomly samples 20 people at the mall.

Hotspot

Which survey questions could result in a response bias?

Multiple Choice

A nutritionist wants to collect data on how much caffeine the average American drinks per day. She surveys 25 random customers from a local coffee shop. What type of bias will affect her results?

• Undercoverage bias

• Non-response

• Response

• Voluntary

What Now...

​Make sure you are keeping up with your work!!!