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4. A UK government agency carries out a large-scale random survey of public attitudes towards job security. 104 of the 400 workers surveyed indicated they

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4. A UK government agency carries out a large-scale random survey of public attitudes towards job security. 104 of the 400 workers surveyed indicated they were worried about losing their job. A newspaper report claims 30% of workers fear losing their job. Is such a high percentage claim justified? State and carry out an appropriate hypothesis test at two appropriate significance levels and explain your results

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