Statistics, Data and Area (Semester 2 Exam)

meg willmington
Flashcards by meg willmington, updated more than 1 year ago
meg willmington
Created by meg willmington almost 5 years ago
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9 Maths 2015 Flashcards on Statistics, Data and Area (Semester 2 Exam), created by meg willmington on 11/14/2015.
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Question Answer
Area of square L2
Area of rectangle l x w
Area of parallelogram b x h
Area of trapezium (a + b) h/ 2
Area of triangle b x h/ 2
Area of circle ab18392d-dd5c-4c46-a75b-93c2dd90581e.gif (image/gif)
Area of semicircle 3c7210ac-7599-44ca-96ce-744cbdd6c57b.png (image/png)
Area of fraction of circle x/360 x pi r2
Formula for surface area - Draw the net of shape - Label all the shapes - Formula - Substitute - Therefore sentence SA (cube) = 6 x A(formula)
Area of cylinder 2 x pi x r2 x h
Calculating volume V = A(base) x h
Qualitative Data Categorical Ordinal
Quantitative Data Discrete Continuous
Category of data that has no sense of order Catagorical
Category of data that has a sense of order Ordinal
Clearly distinct values; count Discrete
Any value in a range is possible; measure Continuous
Census Data set is from the entire population
Survey Data set is from a portion of the population
Grouped data Class mid-point = lower class value + upper class value/ 2
Frequency The amount of times a certain class has been tallied
Mean = Efx/ Ef
Continuous grouped data (class mid-point) lower class value + upper class value/ 2
Stem and leaf plot Mean formula Ex/ n
Stem and leaf plot Median formula (n + 1)/ 2
Mode There can be no more than two modes (make sure to state what are the modes)
Range Largest value - smallest value
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