ACMEM133
investigate questionnaire design principles; for example, simple language, unambiguous questions, consideration of number of choices, issues of privacy and ethics, and freedom from bias.
ACMEM133 | Content Descriptions | Unit 3 | Essential Mathematics | Mathematics | Senior secondary curriculum
ACMEM134
describe the faults in the collection of data process
ACMEM134 | Content Descriptions | Unit 3 | Essential Mathematics | Mathematics | Senior secondary curriculum
ACMEM135
describe sources of error in surveys; for example, sampling error and measurement error
ACMEM135 | Content Descriptions | Unit 3 | Essential Mathematics | Mathematics | Senior secondary curriculum
ACMEM136
investigate the possible misrepresentation of the results of a survey due to misunderstanding the procedure, or misunderstanding the reliability of generalising the survey findings to the entire population
ACMEM136 | Content Descriptions | Unit 3 | Essential Mathematics | Mathematics | Senior secondary curriculum
ACMEM137
investigate errors and misrepresentation in surveys, including examples of media misrepresentations of surveys.
ACMEM137 | Content Descriptions | Unit 3 | Essential Mathematics | Mathematics | Senior secondary curriculum
ACMEM138
describe the patterns and features of bivariate data
ACMEM138 | Content Descriptions | Unit 3 | Essential Mathematics | Mathematics | Senior secondary curriculum
ACMEM139
describe the association between two numerical variables in terms of direction (positive/negative), form (linear/non-linear) and strength (strong/moderate/weak).
ACMEM139 | Content Descriptions | Unit 3 | Essential Mathematics | Mathematics | Senior secondary curriculum
ACMEM140
identify the dependent and independent variable
ACMEM140 | Content Descriptions | Unit 3 | Essential Mathematics | Mathematics | Senior secondary curriculum
ACMEM141
find the line of best fit by eye
ACMEM141 | Content Descriptions | Unit 3 | Essential Mathematics | Mathematics | Senior secondary curriculum
ACMEM142
use technology to find the line of best fit
ACMEM142 | Content Descriptions | Unit 3 | Essential Mathematics | Mathematics | Senior secondary curriculum
ACMEM143
interpret relationships in terms of the variables
ACMEM143 | Content Descriptions | Unit 3 | Essential Mathematics | Mathematics | Senior secondary curriculum
ACMEM144
use technology to find the correlation coefficient (an indicator of the strength of linear association)
ACMEM144 | Content Descriptions | Unit 3 | Essential Mathematics | Mathematics | Senior secondary curriculum
ACMEM145
use the line of best fit to make predictions, both by interpolation and extrapolation
ACMEM145 | Content Descriptions | Unit 3 | Essential Mathematics | Mathematics | Senior secondary curriculum
ACMEM146
recognise the dangers of extrapolation
ACMEM146 | Content Descriptions | Unit 3 | Essential Mathematics | Mathematics | Senior secondary curriculum
ACMEM147
distinguish between causality and correlation through examples.
ACMEM147 | Content Descriptions | Unit 3 | Essential Mathematics | Mathematics | Senior secondary curriculum
ACMEM148
interpret commonly used probability statements, including ‘possible’, ‘probable’, ‘likely’, ‘certain’
ACMEM148 | Content Descriptions | Unit 4 | Essential Mathematics | Mathematics | Senior secondary curriculum
ACMEM149
describe ways of expressing probabilities formally using fractions, decimals, ratios, and percentages.
ACMEM149 | Content Descriptions | Unit 4 | Essential Mathematics | Mathematics | Senior secondary curriculum
ACMEM150
perform simulations of experiments using technology
ACMEM150 | Content Descriptions | Unit 4 | Essential Mathematics | Mathematics | Senior secondary curriculum
ACMEM151
recognise that the repetition of chance events is likely to produce different results
ACMEM151 | Content Descriptions | Unit 4 | Essential Mathematics | Mathematics | Senior secondary curriculum
ACMEM152
identify relative frequency as probability
ACMEM152 | Content Descriptions | Unit 4 | Essential Mathematics | Mathematics | Senior secondary curriculum