Qualitative or Quantitative
Qualitative data is data that is collected using words or numbers?
Words
Discrete and continuous data are both examples of qualitative or quantitative data?
Quantitative, both discrete and continuous data come in the form of numbers.
True or false. A sample is the total set of a population.
False, a sample is a smaller set of the total population.
X
True or false: Mode shows the middle number.
False, Mode is the MOST COMMON number in the data list you silly
Quantitative data is data that is collected using words or numbers?
Numbers.
Discrete data uses whole numbers. True or false?
True, discrete data is whole numbers... like how many pets do you own? You can't own half of a cat!
Picking names from a hat is an example of what type of sampling?
Random Sampling
Does qualitative data (words) or quantitative data (numbers) go on the y axis?
Quantitative Data
What is the mode of this data set?
1, 5, 1, 3, 2, 1, 4
1
Is this data qualitative or quantitative?
Your favourite book genre.
Continuous data uses numbers that can be split up, even into tiny decimals. True or false?
True! For example, we can graph the amount of snowfall we have had in Elora this week and measure it as a small decimal... like 4.45 cm of snow!
Spliting your sample up into two groups of grade 4 and grade 5s is an example of systematic sampling or stratified sampling?
Stratified sampling, because you have divided the population up into groups.
What type of graph uses pictures?
Pictograph.
What should you do if you have two numbers as your median (middle number)
Them them together and divide by 2.
Is this data qualitative or quantitative?
Height of students in your class.
Qualitative
Is this data continuous or discrete?
Recording temperature changes over a month.
Continuous - you can have a temperature change of 3.2 degrees.
Surveying every 4th person to walk through the door is an example of systematic or stratified random sampling?
Systematic Random Sampling because you are following a plan laid out before you started to sample.
What type of graph is used to compare more than two categories of data?
Stacked bar graph
Another word for MEAN is?
Average
Is this data qualitative or quantitative?
What is your favourite number?
Qualitative.
Write a an example of a survey question that would give you an answer that is discrete data.
Example: How many siblings do you have? You can't have half of a sibling!
Drawing 15 Grade 7 students, and 15 Grade 8 students names out of a hat to survey is an example of which type of random sampling?
Stratified Random Sampling.
What type of graph is used to show how something changes over time?
Broken Line Graph.
What is the mean for this data set?
2, 4, 5, 7, 2
4