1. The frequencies of different blood types of 200 people who volunteered at a plasma center is given in the table. Blood Type O А frequency Are these four blood types equally likely? Use a = 0.05. АВ | Total 82 80 20 18 200 1. Identify the parame ters 2 Null hypothe sis 3. Altemative hypothesis 4. Test Statistics 6. Conclusion 5. Rejection region

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