subject
Mathematics, 12.03.2021 04:00 jennyv191

Alejandro surveyed his classmates to determine who has ever gone surfing and who has ever gone snowboarding. Let A be the event that the person has gone surfing, and let B be the event that the person has gone snowboarding. A 4-column table has 3 rows. The first column has entries has surfed, never surfed, total. The second column is labeled has snowboarded with entries 36, 12, 48. The third column is labeled never snowboarded with entries 189, 63, 252. The fourth column is labeled total with entries 225, 75, 300.

Which statement is true about whether A and B are independent events?

A and B are independent events because P(A∣B) = P(A) = 0.16.
A and B are independent events because P(A∣B) = P(A) = 0.75.
A and B are not independent events because P(A∣B) = 0.16 and P(A) = 0.75.
A and B are not independent events because P(A∣B) = 0.75 and P(A) = 0.16.

ansver
Answers: 2

Another question on Mathematics

question
Mathematics, 21.06.2019 16:30
A, b, c, and d have the coordinates (-8, 1), (-2, 4), (-3, -1), and (-6, 5), respectively. which sentence about the points is true? a. a, b, c, and d lie on the same line. b. and are perpendicular lines. c. and are parallel lines. d. and are intersecting lines but are not perpendicular. e. and are parallel lines.
Answers: 1
question
Mathematics, 21.06.2019 18:00
How many glue sticks are in a basket containing 96 scissors, if the ratio of glue sticks to scissors is 19 to 57.
Answers: 1
question
Mathematics, 21.06.2019 22:00
Fatima plans to spend at least $15 and at most $20 dollars on sketch pads and pencils. if she buys 2 sketchpads, how many pemcils can she buy while staying in her price range? fatima can buy between and pencils. ? (type whole numbers. use ascending? order.)
Answers: 1
question
Mathematics, 21.06.2019 23:00
Anyone know these questions? i need ,.
Answers: 1
You know the right answer?
Alejandro surveyed his classmates to determine who has ever gone surfing and who has ever gone snowb...
Questions
question
Physics, 18.10.2020 08:01
question
History, 18.10.2020 08:01
question
Health, 18.10.2020 08:01
question
Mathematics, 18.10.2020 08:01
question
Engineering, 18.10.2020 08:01
Questions on the website: 13722367