1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
MAXImum [283]
3 years ago
5

A study was conducted to compare the overall length of two species of lake trout, labeled A and B. Ten fish from each species we

re randomly selected from each of three lakes and their respective lengths were recorded.(a) What is the experimental unit?(b) What is the population?(c) What is the sample?(d) What is the response variable?(e) Is this an experiment or an observational study?
Mathematics
1 answer:
Fofino [41]3 years ago
6 0

Answer:

Step-by-step explanation:

Given that Ten fish from each species were randomly selected from each of three lakes and their respective lengths were recorded

a) Experimental unit is the length of two species of fish of lake trout.

b) Population is the set of all species in the lake

c) Sample is the twenty taken for testing

d) Response variable is the length of the fish

e) This is an observational study as already existing is recorded without any external control to change.

You might be interested in
James ran 4 laps and walked 2 laps When running his average speed was 2.5 minutes per lap When walking his average speed was 4.9
lutik1710 [3]

Answer:

19.8 minutes

Step-by-step explanation:

Total time the 4 laps was completed = 4 x 2.5 = 10 minutes

Total time the 2 laps was completed = 2 x 4.9 = 9.8 minutes

total time = 10 minutes + 9.8 minutes = 19.8 minutes

5 0
2 years ago
The length of a rectangular portrait is 1.5 times the width. The perimeter is 10 feet what is the length of the portrait
snow_tiger [21]
The length of the portrait is 3 feet because 2+2= 4 and 3+3= 6 and 4+6= 10 feet
6 0
3 years ago
This is equations and graph. Please answer correctly :(
miss Akunina [59]
1. y= -x + 3

2. y = x - 3

3. y = 3x + 1

4. y = -3x - 3
7 0
2 years ago
Find the volume of the triangular prism, given the area of the base is 14 cm2 and the height of the prism is 15 cm.
laiz [17]

Answer:

210  cm³

Step-by-step explanation:

RULE :

the volume of the triangular prism = the area of the base × the height

                                                         = 14 × 15

                                                         = 210

3 0
3 years ago
Consider the following graph
Ksenya-84 [330]
Part C : is the answer
7 0
3 years ago
Other questions:
  • 7 x (-3) x (-2)^2=? A.84 B.48 C.-84 D.-48
    7·1 answer
  • Melanie’s bedroom walls are 45% painted. The area of her walls totals 420 square feet. What is the number of square feet of Mela
    8·2 answers
  • WILL GIVE BRAINIEST ANSWER!!!Which of the following is true?
    15·1 answer
  • You are interested in finding a 90% confidence interval for the average commute that non-residential students have to their coll
    9·1 answer
  • -15) (-2)=
    7·1 answer
  • Use the Theorem of Pythagoras twice to calculate the lengths marked x. Give your answers accurate to 4sf.                       
    12·1 answer
  • Find the measure of A as indicates in the picture.
    9·1 answer
  • --
    7·1 answer
  • Help please! ill mark brainliest if correct
    10·2 answers
  • MARKING BRAINLEIST PLEASE HELP QUICK
    15·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!