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
Illusion [34]
2 years ago
11

Identify the sampling technique used for the following study. A scientist chooses twenty people at random from each class.

Mathematics
1 answer:
Dmitry [639]2 years ago
6 0

The sampling technique used  when A  scientist chooses twenty people at random from each class is stratified sampling.

<h3>What is stratified sampling?</h3>

Stratified sampling can be described as the type of  sampling method whereby the  total population is been divided into smaller groups or strata.

This usually done  to complete the sampling process, hence The sampling technique used  when A  scientist chooses twenty people at random from each class is stratified sampling.

Read more on the stratified sampling here:

brainly.com/question/1954758

#SPJ1

You might be interested in
you invest $4500 into a bank account that earns 2.5% apr monthly for 8 years. how much will be in the bank account at the end of
antiseptic1488 [7]
4,500×(1+0.025÷12)^(12×8)
=5,495.17

72÷2.5
=28.8 years
4 0
3 years ago
At a concert for the band Algal Rhythms, 75% of the tickets were sold at the full price of $30. The remaining 25% of tickets wer
victus00 [196]

The average selling price of a ticket at the Algal Rhythms concert is $25

<h3>How to determine the average selling price of a ticket at the Algal Rhythms concert? </h3>

The given parameters are:

75% of the tickets were sold for $30.

The remaining 25% were sold for $10.

The average selling price of a ticket at the Algal Rhythms concert is calculated using

Average = Sum of (Price * Percentage)

So, we have

Average = 30 * 75% + 10 * 25%

Evaluate the expression

Average = 25

Hence, the average selling price of a ticket at the Algal Rhythms concert is $25

Read more about average at:

brainly.com/question/20118982

#SPJ1

4 0
2 years ago
What is the fraction called that is used to convert one unit to another?
Ksenya-84 [330]

Answer:

ratio

Step-by-step explanation:

by using a conversion factor and a fraction, a ratio can be created to convert one unit to another.

4 0
3 years ago
A tessellation is a blank pattern of figures
Julli [10]
A tessellation is created when a shape is repeated over and over again covering a plane without any gaps or overlaps
6 0
4 years ago
Urgent help with a geometry assignment!!
Oksanka [162]

Answer:  480 and 253.2

Step-by-step explanation:

For the first one we want to do (12 x 5 / 2) x 16 which equals 480.

For the next question, the answer is 253.2 because 2πrh is the formula of lateral area. If we just plug in the numbers it's (2 x 3.14 x 4.8 x 8.4) = 253.2cm

8 0
3 years ago
Other questions:
  • 2xsquared+8x-19what is the steps to solve
    5·2 answers
  • Find the area of the trapezoid.
    6·2 answers
  • Translate 3 units to the right and then rotate 180 around the origin
    10·1 answer
  • Plsss help!!
    13·1 answer
  • Uche pumps gasoline at the rate of 18 liters per minute how many milliliters does he pump per second
    5·1 answer
  • Can you explain $2000-$1433
    8·2 answers
  • Find the sum: 400 + 394 + 388 + .... - 32
    12·2 answers
  • Pls help me with these 2 questions :)
    15·2 answers
  • 1+1=2
    15·1 answer
  • Help plez . What is the mean absolute deviation of the data set?
    7·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!