Calculate the Chi-Squared Statistic with Different Expected…

Calculate the Chi-Squared Statistic with Different Expected Values: A study examining adverse effects by gender in two groups found that 30 males and 40 females experienced adverse effects. The expected values were 35 for each group. Calculate the chi-squared statistic. Round to the thousandths place. Formula: χ² = Σ((O − E)² / E)

Calculate the Relative Risk (RR) of Complications: In a stud…

Calculate the Relative Risk (RR) of Complications: In a study comparing two anesthetic techniques, 12 out of 100 patients using Technique A experience complications, while 24 out of 100 patients using Technique B do.Formula: RR = Risk in Technique A ÷ Risk in Technique B