Question: can someone help me. this is all the data. and please show working out. Question 1 (16 marks) To study the effect of the ecological
can someone help me. this is all the data. and please show working out.


Question 1 (16 marks) To study the effect of the ecological impact of malaria, researchers in California measured the effect of malaria on what distance an animal could run in 2 minutes. They used a sample of a local lizard species, Sceloporis occidentalis, collected in the field. They selected 17 lizards from those found to be infected with the malarial parasite Plasmodium mexicanum and 17 lizards found not infected. The distance each lizard could run in a time limit of 2 minutes was recorded in a controlled environment. The data is in an Excel file, "lizard.xlsx" (available in the SCI1020 Moodle "Assignment" block). a Does this design use paired data or unpaired data? b) Determine if there is a decrease in the mean distance ran due to malaria by 1. computing a 90% confidence interval, and 2. conducting a test of significance at a significance level of 5%. Show all details of your working. c) Is the conclusion from the confidence interval calculation above the same as the conclusion of the test above? Explain why or why not.F12 JX A B C D 1 Infected Uninfected 2 30 39 3 22 38 4 27 45 5 20 44 6 24 33 22 33 8 30 27 9 23 46 10 30 29 11 25 32 12 17 36 13 24 44 14 15 35 15 26 38 16 26 41 17 15 39 18 17 40 19 20 21
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