Question

I would like some help with these questions please be clear and explain your answer. It will be so helpful if you answer both questions. Thank you for your help.

Identify if the statement refers to a population or a sample. - The mean annual salary of family practitioners in Vancouver A. Population is more than $178,125. B.Sample - - A survey of 55 randomly chosen family practitioners in Vancouver found that their mean annual salary is $189,340. - 15% of adults in the US have a great deal of confidence in banks and other financial institutions - For 1325 randomly chosen adults in the US, 11.1% said that they had a great deal of confidence in banks and other financial institutions. QUESTION 2 Identify the parameter and the statistic: A researcher tested to see if the mean annual salary of family practitioners in Vancouver is more than $178.258. A survey of 55 randomly chosen family practitioners in Vancouver found that their mean annual salary was $189,340. Parameter: Statistic:

Answer 1

1) it's a population because we are having the information on the mean salary of family practitioners in Vancouver.

2) it's a sample because we are having the mean annual salary details of only 55 randomly selected family practitioners.

3) it's a population in us 15% of adults have great deal of confidence.

4) it's a sample from the complete data they randomly selected 1325 adults only and only 11.1% said that they had a great deal of confidence.