subject
Mathematics, 13.02.2021 03:00 jaylaa04

In class, you used a group with 500 people. Repeat the work with a group of 100 people. Group 1 has a 40% risk of heart attack, and Group 2 has a 10% risk. Group 1 Group 2 Number in group 100 people 100 people Number who are expected to have a heart attack without the drug people people Number who are expected to have a heart attack with the drug people people What percentage of the group is expected to have a heart attack with the drug % % Select the true statement: (i) The size of the group does not change anything about the results for the group. (ii) The size of the group changes the number of people who are expected to have a heart attack with the drug, but it does not change the percentage. (iii) The size of the group does not change the number of people who are expected to have a heart attack with the drug, but it does change the percentage. (iv) The size of the group changes the number and the percentage of people who are expected to have a heart attack with the drug.

ansver
Answers: 3

Another question on Mathematics

question
Mathematics, 21.06.2019 14:30
Paint color preference children adults total 0.6 0.77 liked new paint color disliked new paint color 0.4 0.15 0.23 total 1.0 1.0 1.0 which value for x completes the conditional relative frequency table by column?
Answers: 2
question
Mathematics, 21.06.2019 17:20
Which of these equations, when solved, gives a different value of x than the other three? a9.1 = -0.2x + 10 b10 = 9.1 + 0.2x c10 – 0.2x = 9.1 d9.1 – 10 = 0.2x
Answers: 1
question
Mathematics, 21.06.2019 18:40
Valentina is subtracting from . she finds the lcd to be 15y2. what is valentina's next step?
Answers: 2
question
Mathematics, 21.06.2019 19:00
Will give brainliest plz hurry lexie surveyed 4 teenagers to find out approximately how many hours, per week, they read for fun, and how many siblings they have. brooke said she reads about 10 h a week for fun, and that she has 5 siblings. celia said she has 1 brother and 1 sister and reads for fun about 3 h each week. henry said he has 2 brothers and reads for fun about 30 min each week. jude said he doesn't read for fun and has 3 brothers and 3 sisters. use this information to complete the data table. express your answers as whole numbers or decimals. name hours of fun number of siblings brooke celia __ henry jude
Answers: 2
You know the right answer?
In class, you used a group with 500 people. Repeat the work with a group of 100 people. Group 1 has...
Questions
question
Mathematics, 02.03.2021 17:30
question
Biology, 02.03.2021 17:40