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STA644 Assignment 1 Solution & Discussion Fall 2019  

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admin
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27/11/2019 5:09 pm  

STA644 Non Parametric Statistics Assignment 1 Solution & Discussion Fall 2019


Course Title

Non Parametric Statistics

Course Code

STA644

Activity

Assignment # 1

Submission Deadline

Date: Wednesday, Nov 27, 2019

Time: 23:59 Hours (Midnight)

 

Instructions to attempt assignment:

  • You can use/make a single table for all necessary computations.
  • Use calculator for calculations.
  • Write the complete formulas and all steps, wherever necessary.
  • For writing symbols, use Math Type software. If you already did not download it, get it from here.
  • Make your own attempt, any copy/past; cheating from other student/website may result in ZERO marks and/or assignment cancelation.

 

STA644(Non Parametric Statistics)

Assignment # 1

Researchers have conducted a survey of 1600 coffee drinkers asking how much coffee they drink in order to confirm previous studies. Previous studies have indicated that 72% of Americans drink coffee. The results of previous studies (Table #1) and the survey (Table #2) are below.

 At α = 0.05, is there enough evidence to conclude that the distributions are the same?

Table # 1

Response

% of Coffee Drinkers (E)

 2 cups per week

15%

 1 cup per week

13%

1 cup per day

27%

2+ cups per day

45%

 

Table # 2

Response

Frequency (O)

2 cups per week

206

1 cup per week

193

1 cup per day

462

2+ cups per day

732

 

Hint: For E column in Table#1: E = 0.15 × 1600 = 240

 

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admin
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Joined: 1 year ago
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27/11/2019 5:09 pm  

STA644 Non Parametric Statistics Assignment 1 Solution & Discussion Fall 2019


 

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