 Executives for a company that prints logos on products are expanding the company’s services to include souvenirs such as hats,
shirts, and foam fingers for sports teams. The data they collected from a sample of 300 adults about their favorite sport to watch and their favorite souvenir to buy are shown in the table.
A 4-column table with 3 rows. Column 1 has entries football, baseball, soccer. Column 2 is labeled Hat with entries 51, 39, 30. Column 3 is labeled T-shirt with entries 6, 66, 3. Column 4 is labeled Foam finger with entries 39, 21, 45. The columns are titled Souvenir and the rows are titled Sport.
A survey participant is randomly selected. Let F be the event that the participant prefers football and let N be the event that the participant prefers the foam finger. What is the value of P(F and N)?
0.13
0.32
0.35
0.39
A 4-column table with 3 rows. Column 1 has entries football, baseball, soccer. Column 2 is labeled Hat with entries 51, 39, 30. Column 3 is labeled T-shirt with entries 6, 66, 3. Column 4 is labeled Foam finger with entries 39, 21, 45. The columns are titled Souvenir and the rows are titled Sport.
A survey participant is randomly selected. Let F be the event that the participant prefers football and let N be the event that the participant prefers the foam finger. What is the value of P(F and N)?
0.13
0.32
0.35
0.39
1 answer:
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Answer:
65.3%
Step-by-step explanation:
Binomial distribution PMF below (along with a description)
the probabilty of getting 2, 3, or 4 successes in 5 trials is just
p(2)+p(3)+p(4)
p(2)= 5C2*.4²*(1-.4)³ = .3456
p(3)= 5C3*.4³*(1-.4)²= .2304
p(4)= 5C4*.4⁴*(1-.4)=.0768
.3456+.2304+.0768= .6528
