EMPA Keywords 5.0 / 5 based on 1 rating ? BiologyEMPAA2/A-levelAQA Created by: qwerty123Created on: 15-03-16 08:48 54791028631 Across 1. This is the likelihood of an even occurring, and can be expressed mathematically. (11) 7. A relationship between two variables, however it may not be a casual one. (11) Down 2. Measurements will have very little spread about the mean value. Smallest scale on a measuring device. (9) 3. Repeat experiments increase reliability of the mean. If other scientists get the same results, then the results of the initial investigation will be more reliable. (11) 4. Designed to show that it is only the independent variable that has produced the results. Everything except the independent variable is the same. (7, 10) 5. A variable that may affect the outcome of the investigation. Must be kept constant throughout the investigation or the effects of the independent variable will not be shown. (7, 8) 6. Measurements that fall outside of the expected measured values. Large number of readings allow anonymous data to be identified. (9, 4) 8. Free from errors and close to the true value (8) 9. Variable for which the values are changed by the investigator. (11, 8) 10. A hypothesis in terms of there being no difference or no association. (4, 10)
Comments
No comments have yet been made