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Beryllium disease Beryllium is an extremely lightweight metal that is used in many industries such...

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Beryllium disease Beryllium is an extremely lightweight metal that is used in many industries such as aerospace and electronics Long term exposure to beryllium can cause people to become sensitized Once an individual is sensitized continued exposure can result in chronic beryllium disease which involves scarring of the lungs In a study of the effects of exposure to beryllium workers were categorized by their duration of exposure in years and by their disease status diseased sensitized or normal The results were as follows Diseased Sensitized Normal Send data to Excel Part 0 4 Duration of Exposure 1 to 5 Part 1 of 4 15 9 73 14 25 130 Test the hypothesis of independence Use the a 0 01 level of significance and the P value method with the TI 84 Plus calculator What do you conclude 5 23 8 209 a State the null and alternate hypotheses Ho Beryllium exposure and disease status Choose one independent H Beryllium exposure and disease status Choocoong independent X Espa a 8 B B ola

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