Test Yourself
True or False
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For each of the following variables, indicate whether the variable is continuous, discrete, ordinal, nominal or binary.
The following questions relate an experiment to examine the effect of low and high levels of calcium on gene expression in several genes. The data matrix from the experiment is displayed below.
Calcium condition |
gene1 |
gene2 |
gene3 |
Low |
5.2 |
6.1 |
8.2 |
Low |
6.6 |
5.9 |
6.1 |
Low |
7.1 |
6.9 |
10.1 |
High |
5.0 |
3.3 |
5.5 |
High |
4.3 |
4.9 |
2.4 |
High |
2.6 |
5.2 |
6.0 |