MS 150 Statistics Spring 2003 Quiz 02 • Name: ____________________

1. Consider the following grade point average data broken out by state and gender for students at the Palikir national campus of the College of Micronesia-FSM Fall term 2002. The table and chart depict the same data.
   
   

   State	Female	Male
   Chuuk	2.028	1.965
   Kosrae	2.397	2.607
   Pohnpei	2.266	2.251
   Yap	2.590	2.327

   
   
   
   1. __________ Do male Pohnpeian students or female Pohnpeian students have the higher grade point average?
   2. ___________ Does this difference appear to you to be statistically significant?
   3. Why or why not?

2. Bins	Frequency
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   _______
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   A sample of ramen products was taken with the prices being recorded in cents. The products had the following prices:
   
   25, 25, 25, 25, 30, 30, 30, 32, 32, 40, 41, 50, 60, 70, 100
   
   
   1. ______________ What is the minimum value in this data set?
   2. ______________ What is the maximum value in this data set?
   3. ______________ What is the range for this data?
   4. ______________ If this data is to be divided into five bins (classes, intervals) what is the width of a single bin?
   5. Fill in only the bins column of the table.ö