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
Tom [10]
2 years ago
10

I need help with this!

Mathematics
1 answer:
AleksAgata [21]2 years ago
5 0

9514 1404 393

Answer:

  64.6

Step-by-step explanation:

One standard deviation is 4.3. Then +2 standard deviations is ...

  (+2)(4.3) = +8.6

This amount added to the mean gives ...

  56 +8.6 = 64.6 . . . . +2σ from the mean

You might be interested in
Ms Melissa and Ms ryanne went for a walk and they got back at 8:02am their walk was actually 45 minutes what time did they leave
dimaraw [331]

Answer: 7: 17

Step-by-step explanation:

This doesn't really make sense but it's how I do it

8:02 = 7:62

    7:62

<u> -      45</u>

    7: 17

6 0
3 years ago
Write an equation and solve
erma4kov [3.2K]
10 divided by 2 minus 1 equals 4
3 0
2 years ago
Read 2 more answers
1.
Reil [10]

Answer:

150

Step-by-step explanation:

The sum of the angles of a quadrilateral are 360.  Let x be the unknown angle

30+70+110+x = 360

Combine like terms

210 +x = 360

Subtract 210 from each side

210+x-210 = 360-210

x = 150

6 0
2 years ago
Read 2 more answers
Evaluate the expression for X=6 y= -1 4x + 5y
rodikova [14]
<h2>Answer:</h2>
  • 19 ans.
<h2>Step-by-step explanation:</h2><h3>Given:</h3>
  • x = 6
  • y = -1
<h3>To Find:</h3>
  • Evaluate 4x + 5y
<h3>Solution:</h3>

We know the value of x and y,

x = 6 and y = -1 [Given]

<u>Substitute the </u><u>value,</u>

  • 4x + 5y
  • 4(6) + 5(-1)
  • 24 + (-5)
  • 24 - 5
  • 19 Ans.
8 0
2 years ago
Can someone help me please? Quick.
lubasha [3.4K]
That’s really rude man, be nice to people
5 0
3 years ago
Other questions:
  • Which are solutions of x2+5=2
    5·2 answers
  • The vertex of this parabola is at (3,5). When the Y value is 6X value is negative one what is the coefficient of the squared ter
    7·1 answer
  • Given the equation square root of quantity 2x minus 1 end quantity equals 7, solve for x and identify if it is an extraneous sol
    8·1 answer
  • -8x+2y=-2<br> 4x+4y=-4<br> What is the solution to the system
    7·1 answer
  • How would I write a qualitative statement?
    10·1 answer
  • Why is the percent increase from 45 to 75 not equal to the percent decrease from 75 to 452 Select three options
    9·2 answers
  • How do i solve this equation <br> 1/4+1/5=
    15·2 answers
  • How many odd numbers are between 10 and 50?
    12·2 answers
  • Which equation can be used to find the measure of Arc E H G?
    12·2 answers
  • A factory needs to produce 1,800 jars of peanut butter on a certain day.
    14·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!