Mathematics - Statistics mod 3,1 assignment

Module 03: Assignment 01 - Testing Marketing Hypotheses at WSES Case

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Instructions

Read the Testing Marketing Hypotheses at WSES case and then conduct the following analysis.

Using the dataset “Testing Marketing Hypotheses at WSES.xls

Download Testing Marketing Hypotheses at WSES.xls

,” please…

1. Explore the data by creating the appropriate histograms, scatter plots, and/or box plots for each variable (don't forget to label each axis).

2. Calculate the descriptive statistics for each variable in the dataset using Excel's Data Analysis tool. Present all of your descriptive statistics in a single table.

3. The marketing team of WSES believes that the mean sales value of the leads they receive is more than $8 million. Create an appropriate hypothesis (explicitly state the null (H0) and alternative (H1) hypotheses) and perform a one-sample t-test.

4. Interpret the p-value. Is it significant or insignificant? What does this mean for your hypothesis? What are the greater practical implications of this result?

5. Hendry Jackson claims that the mean sales value of “Learnsys” projects is higher than that of “Finsys” projects. Create an appropriate hypothesis (explicitly state the null (H0) and alternative (H1) hypotheses) and perform a two-sample t-test assuming unequal variances.

6. Interpret the p-value. Is it significant or insignificant? What does this mean for your hypothesis? What are the greater practical implications of this result?

Integrate your answers to the above questions in a report following the Individual Case Analysis Instructions.pdf

Download Individual Case Analysis Instructions.pdf