You are reviewing the results of a cohort study of vitamin d supplements and prostate cancer. the study had an alpha level of 0.05 and 95% confidence interval (ci). the study findings report a relative risk (rr) of 0.75, p value = 0.20, 95% ci (1.45 - .60). what can you conclude from this study?

Ineed with number 17 i don’t get it at alll

The average human heart beats 1.15 \cdot 10^51.15⋅10 5 1, point, 15, dot, 10, start superscript, 5, end superscript times per day. there are 3.65 \cdot 10^23.65⋅10 2 3, point, 65, dot, 10, start superscript, 2, end superscript days in one year. how many times does the heart beat in one year? write your answer in scientific notation, and round to one decimal place.

Orly uses 2 cups of raisins for every 12 cups of trail mix she makes. how many cups of trail mix will she make if she uses 8 cups of raisins?