In a survey of college students, each of the following was found. Of these stude

Question

In a survey of college students, each of the following was found. Of these students,

353

owned a tablet,

291

owned a laptop,

283

owned a gaming system,

190

owned a tablet and a laptop,

199

owned a tablet and a gaming system,

136

owned a laptop and a gaming system,

66

owned a tablet, a laptop, and a gaming system, and

24

owned none of these devices. Complete parts a) through e) below.

a. How many college students were surveyed?

b) Of the college students surveyed, how many owned a tablet and a gaming system, but not a laptop?

c) Of the college students surveyed, how many owned a laptop, but neither a tablet nor a gaming system?

d) Of the college students surveyed, how many owned exactly two of these devices?

e) Of the college students surveyed, how many owned at least one of these devices?

Explanation / Answer

a) How many college students were surveyed?

==353+291+283+190+199+136+66+24= 1542

b) Of the college students surveyed, how many owned a tablet and a gaming system, but not a laptop?

=353+283+199 = 835

c) Of the college students surveyed, how many owned a laptop, but neither a tablet nor a gaming system?

=291

d) Of the college students surveyed, how many owned exactly two of these devices?

=199+190+136=525

e) Of the college students surveyed, how many owned at least one of these devices?

==353+291+283+190+199+136+66=1518

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