Introduction to statistics(Statistics Concepts and Descriptive Measures)
Purpose of Assignment
The purpose of this assignment to orient students to the key concepts in statistics. This assignment will introduce students to the language of statistics. Students will also get a chance to warm-up on evaluating some basic descriptive statistics using Excel® prior to the course start.
Assignment Steps
This assignment has an Excel® dataset spreadsheet attached. You will be required to only do one of the three datasets.
Resource: Microsoft Excel®, Statistics Concepts and Descriptive Measures Data Set
Download the Statistics Concepts and Descriptive Measures Data Set.
Choose one of the following datasets to complete this assignment:
Consumer Food
Financial
Hospital
Answer each of the following in a total of 90 words:
For each column, identify whether the data is qualitative or quantitative.
Identify the level of measurement for the data in each column.
For each column containing quantitative data:
Evaluate the mean and median
Interpret the mean and median in plain non-technical terms
Use the Excel =AVERAGE function to find the mean
Use the Excel =MEDIAN function to find the median
For each column containing quantitative data:
Evaluate the standard deviation and range
Interpret the standard deviation and range in plain non-technical terms
Use the Excel =STDEV.S function to find the standard deviation
For range (maximum value minus the minimum value), find the maximum value using the Excel =MAX function and find the minimum value using the Excel’s =MIN function
Please follow the grading guide.
20171010182509qnt561_statistics_concepts_and_descriptive_measures_data_set (1)
20171010182500qnt561_statistics_concepts_and_descriptive_measures_grading_guide_week1 (1)
Solution Preview
1. Since all the variables (which are located along the columns) contained in this data are all numeric, i.e. they are counts (numbers) or values, in other words, then all the twelve columns in this hospital dataset are quantitative. As the name “quantitative” suggests, it simply means that the data contains information that is strictly about quantities (numbers/counts). Like the “hospital” category represents hospital number,
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