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
Ostrovityanka [42]
2 years ago
10

Does soil filled with nitrogen increase the weight of worms compared with soil without nitrogen? The weight of 12 randomly selec

ted worms is acquired, six in soil with nitrogen and six in soil without nitrogen. The mean weight of worms in soil with nitrogen was 41.3 micrograms whereas the mean weight of worms in soil without nitrogen was 38.9 micrograms. A researcher randomized the data over 100 trials, and the difference of means for each trial is shown in the dot plot below
Mathematics
1 answer:
weqwewe [10]2 years ago
3 0
Nitrogen does make the weight increase based on the given information
You might be interested in
The ratios of the angles in ABC is 3:5:7. Find the<br> measure of the angles
zepelin [54]

Answer:

Step-by-step explanation:

If the ratio of triangle = 3:5:7

Total ratio = 3+5+7 = 15

The sum of angle in a triangle is 180°

1st angle= 3/15× 180 = 3 × 12 = 36°

2nd angle= 5/15 × 180 = 5 × 12 = 60°

3rd angle= 7/15 × 180 = 7 × 12 = 84°

4 0
2 years ago
Rachel rode her bike for one-fifth of a mile on Monday and two-fifths of a mile on Tuesday. How many miles did she ride altogeth
disa [49]

Answer:

3/5

Step-by-step explanation:

1/5 + 2/5 = 3/5

4 0
3 years ago
Read 2 more answers
12+6 over N<br> What is the value of when N= 2?<br> A.6<br> B.9<br> C.12<br> D.18
Anna71 [15]

Answer:

thank you to your question i dont know if my

answer is correct this is my answer letter B

6 0
3 years ago
Which shows the expression below simplified? 0.00028 ÷ (7 × 10-4)
Katyanochek1 [597]
0.\underbrace{00028}_{\rightarrow5places}=28\times10^{-5}\\\\0.00028:(7\times10^{-4})=\dfrac{28\times10^{-5}}{7\times10^{-4}}=\dfrac{28}{7}\times\dfrac{10^{-5}}{10^{-4}}\\\\=4\times10^{-5-(-4)}=4\times10^{-5+4}=\huge\boxed{4\times10^{-1}}\leftarrow\boxed{b.}\\\\used\ \dfrac{a^n}{a^m}=a^{n-m}
6 0
3 years ago
Pls answer this!! someone!!!
oksano4ka [1.4K]

Answer:

A = bh = (17 km)(11 km) = 187 km^2

3 0
2 years ago
Other questions:
  • Evaluate the expression. Show your work. Points will be taken away if work is not clearly shown. 6∙7-3^2∙9+4^3 Answer: _________
    6·1 answer
  • Please write the equation
    11·1 answer
  • A Car costs $9,998 and you need to rent it. How much will you pay per month if you have to pay for a 5 year loan?
    10·2 answers
  • What are the missing statements in steps 6 and 10 of the proof? Statement 6: Statement 10: Statement 6: || Statement 10: || Stat
    15·2 answers
  • Fracions closer to 1 than 0
    7·2 answers
  • “The line that passes through point H has the equation y=-2x -3”
    9·1 answer
  • Describe how you would factor x^2 + 10x - 24. Be specific.
    6·1 answer
  • ??? What’s the answer
    10·2 answers
  • HELP I DO GIVE BRAINLIEST IF U RIGHT
    8·1 answer
  • Find the value of X.
    12·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!