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Alex_Xolod [135]
3 years ago
14

Somebody please help ?

Mathematics
1 answer:
Firdavs [7]3 years ago
4 0
Your answer is -i hoped it helped
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To gather information on customer satisfaction, a researcher randomly selects four store locations and interviews all the custom
Schach [20]

Answer:

This sampling technique is called cluster

Step-by-step explanation:

Samples may be classified as:

Convenient: Sample drawn from a conveniently available pool.

Random: Basically, put all the options into a hat and drawn some of them.

Systematic: Every kth element is taken. For example, you want to survey something on the street, you interview every 5th person, for example.

Cluster: Divides population into groups, called clusters, and each element in the cluster is surveyed.

Stratified: Also divides the population into groups. However, then only some elements of the group are surveyed.

In this question:

The population is divided into groups(by stores), and all elements of the groups(all customers at the stores are sampled), which is the characteristic of a cluster sampling.

6 0
3 years ago
Four times a number increased by 3 is -89
sp2606 [1]

Answer:

-21.5

Step-by-step explanation:

4 0
3 years ago
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There are 180 cars in the parking lot 30% are red cars how many red cards are there
Yuri [45]
There are 54 red cars
7 0
2 years ago
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The circle's radius is 10 units. Find the length of RH . You may use a calculator's pi button or 3.14 for pi, then round your an
Trava [24]

Answer:

RH = 8.2 units

Step-by-step explanation:

total circumference = 2rπ = 2(10)(3.14) = 62.8 units

RH = (47°/360°)(62.8) = 8.2 units

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3 years ago
Renaming improper fractions as whole or mixed numbers 17-4
murzikaleks [220]
17/4 as a mixed fraction would be 4 1/4
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