Find the best answers to your questions with the help of IDNLearn.com's expert contributors. Get comprehensive answers to all your questions from our network of experienced experts.

Your friend surveyed 100 people who took either vitamin C, zinc, or Echinacea supplements to prevent getting a cold. The participants were asked if they had a cold or no cold in the last 30 days. Your friend surveyed 100 people who took either vitamin C, zinc, or Echinacea supplements to prevent getting a cold. The participants were asked if they had a cold or no cold in the last 30 days.
no cold cold total
vitamin C 41 15 56
zinc 12 5 17
echinacea 21 6 27
total 74 26 100

What ratio of people in the survey took Echinacea?
What ratio of participants who took vitamin C reported having a cold in the last 30 days?
What ratio of people who reported having a cold took zinc?


Sagot :

Answer:

2 people's 2222222222222222

Answer: i dont know  on this one

Step-by-step explanation: