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Mathematics, 28.01.2020 02:31 officialrogerfp3gf2s

Asurvey of 120 college students is conducted and the results displayed below show that 90 students have a smartphone, 45 have a tablet, and 10 have neither. fill in the empty table cells in the two-way frequency table.

smartphone no smartphone total

tablet 45

no tablet 10

total 90 120

what is the probability (rounded to the nearest whole percent) that a randomly selected college student has a tablet but not a smartphone?

a.) 20%

b.) 5%

c.) 17%

d.) 67%

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Answers: 1

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