Question

(round answers to 2 decimal places)Pain Free: YesPain Free: NoTotal103343TreatmentControlTotal24446127789a) What percent of patients in the treatment group were pain free 24 hours after receivingacupuncture?%b) What percent of patients in the control group were pain free after 24 hours?%

Answer 1

10 out of 43 patients in the treatment group were pain free 24 hours after receiving acupuncture. Therefore, the percentage would be:

$\frac{10}{43}\cdot100=25.26$

a)25.26%

2 out of 46 patients in the control group were pain free after 24 hours.

Therefore, the percentage would be:

$\frac{2}{46}\cdot100=4.35$

b) 4.35%