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
dalvyx [7]
3 years ago
5

A poll of 827 students at Alpha State College found that 61% of those polled preferred a quarter system to a trimester system. E

stimate a 95% confidence interval for the percentage of students who prefer a quarter system.
Mathematics
1 answer:
Nataly [62]3 years ago
6 0
You can do it make your brain on
You might be interested in
Each side of a square is increasing at a rate of 6cm/s. At what rate is the area of the square increasing when the area of the s
diamong [38]
Area of a square = length²
A = x²
16 = x²; x = 4
dA/dx = 2x cm²/s
dx/dt = 6 cm/s
Using chain rule:
dA/dt = dA/dx * dx/dt
dA/dt = 2x * 6
dA/dt = 12x
At x = 4,
dA/dt = 12(4) = 48 cm²/s
7 0
3 years ago
PLEASEEEEE I NEED HELP WITH THIS!!
AysviL [449]
The answer is for x is x = 60
5 0
3 years ago
Read 2 more answers
The math class has a set of 40 calculators, and 85% of the calculators have working batteries. How many calculators need new bat
777dan777 [17]

Answer:

6

Step-by-step explanation:

you will multiply 40 times .85 since the percent you move the period two times to the left you will get an answer of 34.

you will then subtract 34 out of the 40 and you will get the answer 6.

6 0
3 years ago
(-5z)³ as a positive exponent.
Sergio039 [100]

To write this expression as a positive exponent we use this rule of exponents: x^color(red)(a) = 1/x^color(red)(-a) 5^-3 = 1/5^(- -3) .

3 0
3 years ago
Ty bought 5 folders that cost $3 each. How much did he spend on folders?
Novay_Z [31]
5 x 3 = 15

Ty spent $15 on binders
3 0
3 years ago
Other questions:
  • What are the like terms and coefficients in 2m+3m-m
    15·1 answer
  • You are told that having a college education increases a person's earnings by 30% over their lifetime. A non-college graduate ea
    13·2 answers
  • Which transformation can verify congruence by sliding one triangle over another
    12·2 answers
  • Find the difference ? -1-(-3)
    11·1 answer
  • Is it more, or the same as one whole? 7-tenths of a pie
    13·2 answers
  • Write the equation.
    14·2 answers
  • Plz helpppppppppppppppppppppppppppp
    6·2 answers
  • 6. Write the slope-intercept form of the equation of the line.<br> slope = -5/2, y<br> y – int = 2
    10·2 answers
  • Pog i will give u a pog if u get it correct
    14·2 answers
  • An art school charges a materials fee in addition to a fee per class. The equation below represents the total cost y of
    11·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!