The probability of female workers from population 1 is 0.7 and that of population 2 is
0.75. A random sample of 200 workers from population 1 results in 144 females, while a
random sample of 120 workers from population 2 results in 96 females. Find the
following
(a) Standard error for the difference between sample proportions 𝑝 2 − 𝑝 1
(b) The probability that the sample proportion of population 2 exceeds that of population
1 by 7%.
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ChatGPT
May 27
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Google Gemini AI
May 27
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