Suppose that 35\%35%35, percent of students in a school can sing their national anthem correctly. The music teacher takes an SRS of 303030 students from the population of 750750750 students at the school and finds that 40\%40%40, percent of students sampled can sing their national anthem correctly. The teacher plans to take more samples like this.

Step-by-step explanation: Khan Academy Explanation

8 0

3 years ago

The total charge on 6 particles is -48units. All the particles have the same charge. What is the charge on each particle?

Marina CMI [18]

i believe the answer will be -7

4 0

3 years ago

An engineer drew the graph of a new tire on a coordinate plane. The equation of the tire was x^2+y^2-26y=0. How many feet will t

loris [4]

Answer:

Mr. Z ?

Step-by-step explanation:

5 0

2 years ago

How do you solve this and what is the answer?

Pachacha [2.7K]

Answer:

Step-by-step explanation:

∠ABC = 1/2 ∠AOC

since we know ABC = 30° we can solve for AOC with a bit of Algebra

30 = 1/2 AOC

60 ° = AOC

:) does it make sense?

the formula about is for inscribed angles , that is an angle that touches the outside of the circle and then goes through the other side. :) Like ∠ABC

4 0

3 years ago