You are conducting a multinomial

  

You are conducting a multinomial hypothesis test for the claim that the 4 categories occur with the following frequencies:

Ho : pA=0.25;  pB=0.1;  pC=0.4;  pD=0.25

 

Complete the table. Round to 3 decimal places.

  

Category

Observed
  Frequency

Expected
  Frequency

(O−E)^2/E

 

A

30

 

B

12

 

C

48

 

D

26

 

What is the chi-square test-statistic for this data?
χ2=

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