Graphs
What graph uses one variable?
Bar graph
What is a scale ratio?
How many categories and 'parts' are in a standard Venn diagram?
2 categories and 3 parts.
What does 'cooked' mean.
Absolutely done for.
Name two things you must always put on a graph.
Title, data points, labels on the axis, legend, equal widths and lengths.
Can a broken-line graph linear?
NO! They do not have steady slopes
What does proportional mean?
What is the symbol for intersection and what does it mean?
∩, the elements that are in both A and B
What does 'salty' mean
True or False, one should use a ruler when making any type of graph
True. Use your ruler...
Are these two 'labels' independent or dependent?
"The colour of someone's hair and the size of they're tv"
Independent
The probability that Ms. St. Croix will trip and break her toe is 0.34. What is the probability that she will not trip?
0.66
What does rent free mean?
When something occupies space in your mind
Yes, if you use the broken scale symbol
You have a double bar graph and you're title is "Rainfall in London over a year". On x-axis you have the months as your categories. A month is a __________ of a year.
The distance on the map between Sus City and John Town is 34cm. The scale factor is 8cm:4km. What is the actual distance between the cities in km?
17km
There are two independent events A and B. P(A∩B) = 0.12 and P(A) = 0.6. What is P(B)?
0.2 --> (0.12/0.6)
Who can throw the fastest dodgeball in the class
Ms. St. Croix
True or false: The dependent variable goes on the x-axis.
FALSE FALSE FALSE
The plots of a graph are as follows:
(4,3), (4,2), (1,4), (0,5), (2,3), (2,2), (4,1), (5,1)
What is the correlation of the graph, if any? (i.e., strong positive, weak positive, strong negative, weak negative, none)
Strong negative
What is the relation between length scale factor, area square factor, and volume square factor?
LSF = n
ASF = n^2
VSF = n^3
The power of n reflects the amount of dimensions.
If you flip a coin 3 times in a row, what is the probability you'll get heads twice out of the 3 flips?
4/8 or exactly half.
The total amount of outcomes are: HHH, HHT, HTT, HTH, THH, THT, TTH, TTT
4 of them have heads at least twice in them.
Mom and dad have four daughters, and each daughter has one brother.
How many people are in the family?
7
A broken-line graph.