Mathematics, 04.10.2020 18:01 dayanaram
A poll of 100 senior citizens in a retirement community asked about the types of electronic
communication they used. The table shows the joint and marginal frequencies from the poll results,
If you are given that one of the people polled uses text messaging, what is the probability that the
person is also using e-mail? Express your answer as a decimal. If necessary, round your answer to the
nearest hundredth.
Uses text messaging
Total
0.83
Uses e-mail
Yes No
Yes 0.17 0.66
No 0.11 0.06
Total 0.28 0.72
0.17
1
None of the other answers are correct
O 0.61
O 0.65
O 0.13
O 0.8
Answers: 2
Mathematics, 21.06.2019 14:40, olivialaine31
Which graph represents the following piecewise defined function?
Answers: 2
Mathematics, 21.06.2019 22:30, smarty5187
One number is 4 less than 3 times a second number. if 3 more than two times the first number is decreased by 2 times the second number, the result is 11. use the substitution method. what is the first number?
Answers: 1
Mathematics, 22.06.2019 01:30, germaine88
Recall that two angles are complementary if the sum of their measures is? 90°. find the measures of two complementary angles if one angle is twenty dash nine times the other angle.
Answers: 2
A poll of 100 senior citizens in a retirement community asked about the types of electronic
communi...
Arts, 26.01.2021 06:00
Mathematics, 26.01.2021 06:00
Physics, 26.01.2021 06:00
Mathematics, 26.01.2021 06:00
Social Studies, 26.01.2021 06:00