<span><span>1. </span>Knowledge of the researcher. It’s important to consider the researcher’s capacity and capability in the field which he/she wants to discover. In sense, it is in his proximity of study in order for him/her to do such approach </span><span><span>
2. </span>Tool used. Making sure whatever measurement the investigator is using should be valid and reliable. Avoiding the possible results to become biased and unstable due to errors which should be avoided.</span> <span><span>
3. </span>Sampling method. Obtain the samples which are appropriate and that would cover the entire participants studied –not a half but the entirety of what you want to study. Entirety means as much as the possible sample covers.</span>
<span><span>4. </span>Population. Knowing the involved participants and respondents in the study, properly defining and clustering helps the study avoid bias. </span><span>
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Answer:
The polution from burning the trees. Also, the loss of oxygen from the loss of trees.
Explanation:
hope this helps a little
Answer:
The cells need oxygen for metabolism, which creates carbon dioxide as a waste product. The carbon dioxide is absorbed from the cells by the blood plasma (some of it binds to hemoglobin too) and is transported back to the lungs in the bloodstream. There it leaves the body when we breathe out.
Explanation:
Hope this helps you
Inductive reasoning b/c he is basing his conclusions off of patterns
<span>The most common type is simple columnar epithelial cells. These cells help the stomach resist degradation by the lumen during digestion. In addition, these cells secrete substances like mucous, HCl, and pepsinogen. All these secretions are necessary for proper digestion to take place.</span>