![subject](/tpl/images/cats/mat.png)
Mathematics, 16.08.2020 01:01 angelteddy033
A scientist is hoping to compare the mean levels of DDT toxin found in three species of fish in a local river. He randomly samples 50 of each species to use in the analysis. For each fish, he measures the amount of DDT toxin present. Ideally he will be able to rank the species based on the mean level of toxin found in each of the three species.
How many factors are present in this study? Choose which one
a. 50
b. 3
c. 1
d. 6
![ansver](/tpl/images/cats/User.png)
Answers: 3
![](/tpl/images/ask_question.png)
![](/tpl/images/ask_question_mob.png)
Another question on Mathematics
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 17:30
Marco has $38.43 dollars in his checking account. his checking account is linked to his amazon music account so he can buy music. the songs he purchases cost $1.29. part 1: write an expression to describe the amount of money in his checking account in relationship to the number of songs he purchases. part 2: describe what the variable represents in this situation.
Answers: 2
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 18:30
An ulcer medication has 300 milligrams in 2 tablets. how many milligrams are in 3 tablets?
Answers: 1
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 19:30
Celeste wants to have her hair cut and permed and also go to lunch. she knows she will need $50. the perm cost twice as much as her haircut and she needs $5 for lunch. how much does the perm cost?
Answers: 1
You know the right answer?
A scientist is hoping to compare the mean levels of DDT toxin found in three species of fish in a lo...
Questions
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 23.07.2019 07:30
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/himiya.png)
Chemistry, 23.07.2019 07:30
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 23.07.2019 07:30
![question](/tpl/images/cats/mat.png)
Mathematics, 23.07.2019 07:30
![question](/tpl/images/cats/informatica.png)
Computers and Technology, 23.07.2019 07:30
![question](/tpl/images/cats/health.png)
Health, 23.07.2019 07:30
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 23.07.2019 07:30
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 23.07.2019 07:30
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 23.07.2019 07:30
![question](/tpl/images/cats/biologiya.png)
Biology, 23.07.2019 07:30
![question](/tpl/images/cats/fizika.png)
Physics, 23.07.2019 07:30
![question](/tpl/images/cats/mkx.png)
![question](/tpl/images/cats/istoriya.png)