I have no idea about the part A, but part b, all you have to do is get all the numbers of the fans, and put them in least to greatest. Then you count how fans are from 0-9, then you count how much fans are from 10 - 19, and so on. Im sorry that i couldn't answer it completely but i hope this helps.
Answer:
it will take A 4.5 hour
Step-by-step explanation:
Say both teams are of same man power, and here we have two teams
A and B
B takes 13 hours to finish a task.
A&B takes 8.5 hours to finish same tasks
Hence it will take A 13-8.5=4.5 hours to complete the task
Answer:
c
Step-by-step explanation:
formula l=PRT
bring PT to right side we get
l/PT = R
or
R=l/PT
A) The question would be "Does cell phone use time correlate to brain cancer?". The population is all cell phone users. The sample is the 469 people with brain cancer, and the 422 healthy people.
B) This sample size may not portray the entire population of users because the positive results may have been fabricated by factors other than cell phone use. You would have to figure out the population size and determine the correct sample size.
C) This study may not portray cell phone use correlation over a large population efficiently because of the sample size and the predetermined conclusion that cell phone use causes cancer.
6x+15-4
6x+11
Hope this helps