Build your intuition. Click the correct answer from the options.
You are carrying out primary market research to understand how many days in a week people generally do physical activities. You asked 3 of your friends. The answers you got were 2, 3, and 5. Based on this, which of the following is correct about the results you found?
Click the option that best answers the question.
- The mean of the sample is 3.33 and the variance is 1.53
- The mean of the population is 3.33 and variance is -2.33
- The mean of the population is 3.33 and variance is -1.53
- The mean of the sample is 3.33 and the variance is 2.33