Answer:
- Explanatory
Explanation:
<u>Explanatory variable</u> is elucidated as the variable that could affect the response variable. This variable is quite identical with the independent variable as it can be controlled or changed that may affect the response variable(which is similar to dependent variable). However, the observational studies observe the natural responses without any manipulation and therefore, these variables cannot be changed always. In the given example, the 'number of hours spent on studying for the test' would be the explanatory variable as it directly influences the response variable i.e. 'grades.'
None of the options seem to be correct since you can only use a maximum of 280 characters on a Twitter message. If you round it up though, the answer would be 300.
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B to export oil from Britain to the Middle East
Answer:
Digital
Explanation:
I'm a music producer, and as much as analog has been traditionally loved, digital recording has been the cheapest and efficient option to get the job done. Though analog devices are still being used, it's mostly used by enthusiasts that like the physical feel of using these devices.
