**PART 1: Hypothesis Testing of Mobile Data Usage by NYP Students**

To conduct a statistical analysis to investigate the claim that NYP students consume **more than** the average mobile data usage per month in Singapore by employing hypothesis testing of one population mean. This will involve the following steps:

**Step 1: Find the average monthly mobile usage per subscriber in Singapore **

**Step 2: Construct the hypotheses and find the critical values**

Explain the meaning of a type 1 error in this hypothesis and its relation to α:

**Step 3: Computing the sample data and the test statistics **

You need to collect data from at least **20** schoolmates on their actual mobile data usage in the ** recent** months and to complete the table below:

Assumptions for using z – test or t – test:

**Step 4: Making decision and conclusion**

Reflection: State 3 learning points.

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**PART 2: Market a Customised Mobile Plan to Polytechnic Students**

As part of your internship at a particular telco company, you are required to customise and market a SIM-only mobile plan to our polytechnic students – the Generation Z.

Your marketing research will involve the following:

the average monthly mobile data usage by NYP students (from Part 1);

the expected monthly cost that our students are willing to pay;

the current mobile plans available in the market;

any other useful information to customise a SIM-only mobile plan for our students.

**Step 1: Frequency Table & its Probability Distribution**

Expected monthly cost =

**Step 2: Current SIM-only mobile plans available in the market**

**Step 3: Any other useful information**

**Step 4: Write up of the customised mobile plan for our students and justify your plan**

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