Research Ethics and Descriptive Statistics Quiz
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Questions and Answers

Ethical Concerns with Nonhumans

animals

Normal distribution – a symmetrical frequency of scores clustered around the mean

$f(x) = \frac{1},{{\sigma \sqrt{2\pi}}} e^{-\frac{(x - \mu)^2},{2\sigma^2}}$

Mean – the sum of all the scores divided by the total number of scores

$\bar{x} = \frac{\sum_{i=1}^{n} x_i},{n}$

Inferential statistics – are statements about a large ______ based on an inference from a small sample

<p>population</p> Signup and view all the answers

p

<p>probability</p> Signup and view all the answers

Descriptive statistics involves summarizing results using mathematical measures such as the mean, median, and mode.

<p>True</p> Signup and view all the answers

Informed consent in research refers to the participants being informed about what to expect and agreeing to continue with the study.

<p>True</p> Signup and view all the answers

The range is a measure of variation that can be calculated by subtracting the lowest score from the highest score.

<p>True</p> Signup and view all the answers

Standard deviation is a measure of the amount of variation among scores in a normal distribution.

<p>True</p> Signup and view all the answers

Inferential statistics are used to make statements about a large population based on data from a small sample.

<p>True</p> Signup and view all the answers

Descriptive statistics include measures of central score, such as mean, median, and mode, as well as measures of variation, such as range and standard deviation.

<p>True</p> Signup and view all the answers

Informed consent in research refers to a statement given to participants, informing them of what to expect and obtaining their agreement to continue.

<p>True</p> Signup and view all the answers

The median is always equal to the mode in a normal distribution.

<p>False</p> Signup and view all the answers

Inferential statistics involve making statements about a large population based on an inference from a small sample.

<p>True</p> Signup and view all the answers

Standard deviation is a measure of the amount of variation among scores in a normal distribution.

<p>True</p> Signup and view all the answers

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