Answer:
Use statistical inference. Sampling: – Decide how to select the sample. – Collect the sample data. Analysis: – Describe the sample data, using graphs and numerical summaries.Since in most cases you don't know the real population parameter, you can use inferential statistics to estimate these parameters in a way that takes sampling error into account. There are two important types of estimates you can make about the population: point estimates and interval estimates
Step-by-step explanation:
