This Excel file Undergrad Survey shows the dataresulting from a survey of 50 undergraduate students at ClemsonUniversity.
Question:
This Excel file Undergrad Survey shows the dataresulting from a survey of 50 undergraduate students at ClemsonUniversity. Majors of students in the survey are accounting (A),economics and finance (EF), management (M), marketing (MR),computer information systems (IS), other (O), and undecided (UN)."Number of affiliations" is the number of social networking sitesat which the student is registered; "Spending" is the amount spenton textbooks for the current semester. The other variables areself-explanatory.
We will assume that this sample is a representative sample ofall Clemson undergraduates. Use Excel or statcrunch to make ahistogram of GPA to verify that the distribution of GPA can beapproximated by the N(3.12, 0.4) normal model.
Question 1. The School of Business at Clemsonhas created a rigorous new International Business Studies major tobetter prepare their students for the global marketplace. A GPAof 3.69 or higher is required for a Clemson undergraduateto change his/her major to International Business Studies. What isthe probability that a randomly selected Clemson undergraduate hasa GPA of at least 3.69? (Use 4 decimal places in youranswer).
Question 2. To attract high-quality currentClemson undergraduates into the new International Business Studiesmajor, scholarships in International Business Studies will beoffered to a Clemson undergraduate if his/her GPA is at or abovethe 95.54th percentile. What is the minimumGPA required to meet this criterion?
The GPA Values:
2.38 |
2.42 |
2.45 |
2.50 |
2.60 |
2.61 |
2.65 |
2.67 |
2.74 |
2.75 |
2.75 |
2.76 |
2.80 |
2.87 |
2.88 |
2.91 |
2.92 |
2.93 |
2.94 |
3.00 |
3.02 |
3.09 |
3.10 |
3.11 |
3.13 |
3.14 |
3.18 |
3.19 |
3.20 |
3.21 |
3.22 |
3.23 |
3.24 |
3.26 |
3.28 |
3.33 |
3.34 |
3.43 |
3.44 |
3.48 |
3.50 |
3.55 |
3.62 |
3.62 |
3.63 |
3.71 |
3.72 |
3.77 |
3.85 |
4.00 |