A poll asked several students working part-time jobs about their weekly incomes. The students' responses are summarized in the (incomplete) frequency distribution below. Weekly Income ($) | Frequency | Relative Frequency 1 - 100 | 18 | 101 - 200 | 44 | x 201 - 300 | 22 | 301 - 400 | 20 | 401 - 500 | 10 | Find x. Round your answer to 4 decimal places
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The frequency distribution for the weekly incomes of students with part-time jobs is given below. What is the corresponding relative frequency for the income class: 401 - 500? Income ($) | Frequency 200-300 | 60 301-400 | 73 401-500 | 91 501-600 | 89 More than 600 | 15
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