subject
Mathematics, 19.11.2019 01:31 calebbailey2318

Very happy fairly happy fairly unhappy very unhappy total
male 501 619 287 103 1510
female 349 620 116 99 1184
total 850 1239 403 202 2694

the table shows results from a survey for married adults classified by gender and level of happiness. for these subjects, are the events being very happy and being a female independent?
a) yes; p(female) = p(very happy|female)
b) yes; p(female) = p(female|very happy)
c) no; p(female) ≠ p(very happy|female)
d) no; p(very happy) ≠ p(very happy|female)

ansver
Answers: 3

Another question on Mathematics

question
Mathematics, 21.06.2019 18:30
This is my question~~ ( r ^ 4 - 2r ^ 3 - 23 r ^ 2 - 4r - 32)÷(r+4) ~~ i must use long division to solve it : / i was wondering if anyone world like to solve it. and if so, share step-by-step explanations! you! ❤
Answers: 2
question
Mathematics, 21.06.2019 22:30
If a and −a are numbers on the number line, which expression must give the distance between them? a) 0 b) a c) |2a| d) |a|
Answers: 1
question
Mathematics, 21.06.2019 23:30
Afactory buys 10% of its components from suppliers b and the rest from supplier c. it is known that 6% of the components it buys are faulty. of the components brought from suppliers a,9% are faulty and of the components bought from suppliers b, 3% are faulty. find the percentage of components bought from supplier c that are faulty.
Answers: 1
question
Mathematics, 21.06.2019 23:50
If np3 /nc2 = 6, find the value of n
Answers: 2
You know the right answer?
Very happy fairly happy fairly unhappy very unhappy total
male 501 619 287 103 1510
fema...
Questions
question
Mathematics, 30.06.2021 07:20
question
Mathematics, 30.06.2021 07:20
question
Mathematics, 30.06.2021 07:30
Questions on the website: 13722360