subject
Mathematics, 06.11.2020 14:00 SandyRiverty

The mean length of 11 childrens' big finger is 12.2cm. The mean length of 4 adults' big finger is 14.7cm. What is the mean length (rounded to 2 DP) of these 15 people's big finger?

ansver
Answers: 2

Another question on Mathematics

question
Mathematics, 21.06.2019 15:30
The appalachian trail is a hiking trail that passes through the appalachian mountains. three members of a teen hiking group hiked a section of the trail. the hikers stopped at a rest area and equally shared 3 4 gallon of water. how much water did each person get?
Answers: 1
question
Mathematics, 21.06.2019 18:00
Two students were asked if they liked to read. is this a good example of a statistical question? why or why not? a yes, this is a good statistical question because a variety of answers are given. b yes, this is a good statistical question because there are not a variety of answers that could be given. c no, this is not a good statistical question because there are not a variety of answers that could be given. no, this is not a good statistical question because there are a variety of answers that could be given
Answers: 1
question
Mathematics, 21.06.2019 23:50
Astudent draws two parabolas both parabolas cross the x axis at (-4,0) and (6,0) the y intercept of the first parabolas is (0,-12). the y intercept of the second parabola is (0,-24) what is the positive difference between the a values for the two functions that describe the parabolas
Answers: 3
question
Mathematics, 22.06.2019 00:30
What are the greatest common factor of 75 and 30
Answers: 2
You know the right answer?
The mean length of 11 childrens' big finger is 12.2cm. The mean length of 4 adults' big finger is 14...
Questions
question
Mathematics, 15.10.2019 21:50
question
Mathematics, 15.10.2019 21:50
question
Mathematics, 15.10.2019 21:50
Questions on the website: 13722366