Students at a middle school are divided into 6th, 7th, and 8th grades. A random sample of 15 students from each grade is chosen.

Mathematics

1 answer:

Julli [10]1 year ago

4 0

Answer:

B. Stratified random sample is the correct answer

You might be interested in

At a deli counter,

Arisa [49]

Answer:

Step-by-step explanation:

8 0

1 year ago

WILL MARK BRANLIEST<br><br> the first one plz

ruslelena [56]

Answer:

A,D,E, and F

Step-by-step explanation:

They all equal -1/4.

3 0

2 years ago

A Pest control company sprays insecticide around the perimeter of a 180 ft by 180 ft building. If the spray costs $.11 per foot,

andreev551 [17]

P = 4a.....this is the perimeter of a square
P = 4(180)
P = 720 ft

and if the spray cost 0.11 per ft......720 * 0.11 = 79.20 rounded to the nearest dollar is $ 79 <==

5 0

2 years ago

What is the value of x?

AysviL [449]

Answer:

x=5

Step-by-step explanation:

Since both of these length are equal, 6x+4=8x-6, 2x=10, x=5

4 0

2 years ago

Pls pls Pls pls pls helpppp meee asappppp i Will give BRAINLIEST!!!!!!

nikklg [1K]

Answer:

36 sq ft

Step-by-step explanation:

3 0

2 years ago

Read 2 more answers