A researcher is interested in investigating whether the military branch a person signs up for and the person's blood type are dependent. The table below shows the results of a survey. α = 0.10 significance level. O A B AB Army 126 56 51 22 Navy 97 80 66 25 Air Force 119 78 40 22 Marines 91 82 63 25 The test-statistic for this data = _____ (Please show your answer to three decimal places.) The p-value for this sample = _____(Please show your answer to four decimal places.)

MATLAB: An Introduction with Applications
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A researcher is interested in investigating whether the military branch a person signs up for and the person's blood type are dependent. The table below shows the results of a survey. α = 0.10 significance level.

  O A B AB
Army 126 56 51 22
Navy 97 80 66 25
Air Force 119 78 40 22
Marines 91 82 63 25
  1. The test-statistic for this data = _____ (Please show your answer to three decimal places.)

  2. The p-value for this sample = _____(Please show your answer to four decimal places.) 
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