Mathematics, 03.05.2020 13:57 cierraandgarett8950

The two-way table shows the results of a recent study on the effectiveness of the flu vaccine. Let N be the event that a person tested negative for the flu, and let V be the event that the person was vaccinated.

A 4-column table has 3 rows. The first column has entries Vaccinated, not vaccinated, total. The second column is labeled Positive with entries 465, 485, 950. The third column is labeled Negative with entries 771, 600, 1,371. The fourth column is labeled Total with entries 1,236, 1,085, 2,321.

Answer the questions to determine if events N and V independent. Round your answers to the nearest hundredth.

P(N|V) =

P(N) =

Are events N and V independent events? Yes or no?

Answers: 1

Show answers

Another question on Mathematics

Mathematics, 21.06.2019 13:10

Identify whether the figure has plane symmetry, symmetry about an axis, or neither.

Answers: 1

Answer

Mathematics, 21.06.2019 23:30

Simplify (8x2 − 1 + 2x3) − (7x3 − 3x2 + 1). −5x3 + 11x2 − 2 5x3 − 11x2 + 2 x3 + 2x2 + x3 x3 − 2x2 − x3

Answers: 1

Answer

Mathematics, 22.06.2019 01:30

Cherie works in retail and her weekly salary includes commission for the amount she sells. the equation s=400+0.15c models the relation between her weekly salary, s, in dollars and the amount of her sales, c, in dollars. interpret the slope of the equation.

Answers: 3

Answer

Mathematics, 22.06.2019 03:10

Two groups of students were asked how many hours they spent reading each day. the table below shows the numbers for each group: group a 1 2 1 1 3 3 2 2 3 group b 3 2 3 2 2 2 1 1 2 based on the table, which of the following is true? the interquartile range for group a students is 0.5 less than the interquartile range for group b students. the interquartile range for group a students is equal to the interquartile range for group b students. the interquartile range for group a employees is 0.5 more than to the interquartile range for group b students. the interquartile range for group a employees is 1 more than the interquartile range for group b students.

Answers: 1

Answer

You know the right answer?

The two-way table shows the results of a recent study on the effectiveness of the flu vaccine. Let N...

Questions