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In a survey 1000 adults were asked whether they used a smartphone, a mobile phone (but not a smartphone) or did not use a mobile

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In a survey 1000 adults were asked whether they used a smartphone, a mobile phone (but not a smartphone) or did not use a mobile phone. The results were as follows: Mobile phone use Age of respondent Smartphone Mobile phone but not smartphone No use Total 16 to 24 1 11 74 8 193 25 to 34 11 El 91 E 210 35 to 54 '1'? 106 3 156 55 to 64 36 143 19 198 65 or older 10 137 50 207' Total 353 551 06 1000 Using these results the relationship between the age of the respondent and the type of mobile phone they use is to be tested using the :42 test for contingency tables. In this test, what is the expected value for the respondents aged 25 to 34 who use a mobile phone but not a smartphone? (Give your answer oorrect to three decimal places.)

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