10. Sampling and estimation
Interactive practice questions
A sample is the entire group being considered in a statistical analysis.
False
A
True.
B
Easy
Less than a minute
A population is a selection of some of the sample.
For a statistical survey the population is deemed to be all the students that attend the local high school.
Which of the following are samples of that population?
For a statistical survey the population is deemed to be all people aged under $18$18, who live in Sydney.
Which of the following are samples of that population?
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Outcomes
4.5.1.1
understand the concept of a random sample
4.5.1.2
discuss sources of bias in samples, and procedures to ensure randomness
4.5.1.3
investigate the variability of random samples from various types of distributions, including uniform, normal and Bernoulli, using graphical displays of real and simulated data