MATH 221 (MATH 221)

MATH 221 Week 1 Discussion: Descriptive Statistics (Summer 2020) If you were given a large data set, such as the sales over the last year of our top 100 customers, what might you … able to do with these data? What might be the benefits of describing the data? Alternative: Look for examples of descriptive statistics in the news or on websites. Then post a link to that publication or site, note the statistic … and determine if it was an appropriate use of that statistic.

1. Question : (TCO 1) What method of data collection would you use to collect data for a study of the salaries of college professors at a particular college? Student Answer: use a simulation perform an experiment use sampling take a census (all objects in population were surveyed; Chapter 1) Points Received: 3 of 3 Comments: 2. Question : (TCO 2) The chances of winning the California Lottery are 1 in 22 million. This statement describes Student Answer: ...

Complete the following by writing a response to three of the four following questions (Download Include Solution for All Four Questions). For each question, your response should be 2 or more paragraphs. Make it clear which question you are answering and use correct grammar throughout. If you answer all four questions, only the first three provided will be graded. Describe how you could use hypothesis testing to help make a decision in your current job, a past job, or a life situation. Include a...