Discuss the below:
Q: Sample data was collected in a study of calcium supplements and their effects on blood pressure. A placebo group and a calcium group began the study with blood pressure measurement. At a 0.05 significance level, test the claim that the 2 sample groups come from populations with the same mean.
Placebo mean: 114.6538, standard deviation 9.4601
Calcium mean: 118.56, standard deviation 8.5874.