Inferential Analysis and Writeup

Assignment #3: Inferential Analysis and Writeup

Identifying Information

Student (Full Name):

Class:

Instructor:

Date:

NOTE: Review the instructions; this file does not detail ALL requirements for this assignment. Remove all red-text instructions from this template prior to submission. Save the file as a word document or pdf with the title “Last Name, First Name – Assignment 3” (do not submit a rtf file).

Part A: Inferential Data Analysis Plan and Computation

Introduction:

Variables Selected:

Table 1: Variables Selected for Analysis

Data Set Description and Method Used for Analysis:

Briefly describe the data set, using information provided with data set and write up in Assignment #2. Also describe what method(s) (i.e., free web applets, Excel, TI Calculator) you used to analyze the data.

1. Confidence Interval Analysis: For one expenditure variable, select and run the appropriate method for estimating a parameter, based on a statistic (i.e., confidence interval method) and complete the following table (Note: Format follows Kozak outline):

Table 2: Confidence Interval Information and Results

2. Hypothesis Testing: Using the second expenditure variable (with socioeconomic variable as the grouping variable for making two groups), select and run the appropriate method for making decisions about two parameters relative to observed statistics (i.e., two sample hypothesis testing method) and complete the following table (Note: Format follows Kozak outline):

Table 3: Two Sample Hypothesis Test Analysis

Part B: Results Write Up

Confidence Interval Analysis:

Two Sample Hypothesis Test Analysis:

Discussion:

STAT200: Assignment #3 – Inferential Analysis and Writeup Page 1 of 4