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zaharov [31]
3 years ago
5

Identify which type of sampling is used. A rescarch team wants to study the demographics of 9) college students in the U.S. usin

g proportionate samples of students in U.S. percentages majors reflecting actual
A) Convenience
B) Cluster
C) Stratified
D) Simple random
E) Systematic
Mathematics
1 answer:
Setler79 [48]3 years ago
7 0

Answer:

C) Stratified

Step-by-step explanation:

Stratified sampling is a type of sampling technique where the samples are arranged in a sequence of layers called strata. An example of Stratified sampling is proportionate stratification. Here the size of the sample n is harmonious to the population size of the strata. Stratified sampling exhibit the method that makes use of the division of the total groups into smaller subgroups known as strata to conclude the statistical process of sampling.

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lys-0071 [83]

Sample is the 3 selected customers; And population is all customers

According to the statement

we have given that a shopkeeper asks 3 customers to taste the chocolate icecream.

And we have to identify the sample and population.

So, A definition of sample is that a

A sample is an outcome of a random experiment. When we sample a random variable, we obtain one specific value out of the set of its possible values. That particular value is called a sample.

And a Population is defines as the is a discrete group of people, animals or things that can be identified by at least one common characteristic for the purposes of data collection and analysis.

So, according to definition Sample is the 3 selected customers; And population is all customers.

Learn more about Sample here brainly.com/question/11073037

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4 0
2 years ago
Without using a calculator, choose the statement that best describes the value of the square root of 86
zubka84 [21]
The value of square root 86 is between 9 and 9.5
5 0
3 years ago
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harkovskaia [24]

Answer:

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Step-by-step explanation:

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8 0
2 years ago
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James practiced piano for 48 minutes. Alisa practiced for 5 times as long as James. How many minutes did Alisa practice? How man
ivolga24 [154]
48x5=240
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The grass in Jamie’s yard grew 16 centimeters in 10 days. Kit was growing at a constant rate how many days did it take the grass
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0.625 day to grow 1 cm.

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I hope that help ✌️
7 0
2 years ago
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