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grigory [225]
3 years ago
5

25-29 please with work

Mathematics
1 answer:
Gennadij [26K]3 years ago
4 0
There’s no work to show because you just multiply.
25. 96
26. 312
27. 120
28. 486
29. 126
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Using the same survey methodology: random sample of US residents between the ages of 18 to 75 who registered on the Crest websit
kirza4 [7]

Answer:

Stratified sampling

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:

Population divided into groups, and random samples are drawn from the groups. This is a mark of stratified sampling.

6 0
2 years ago
PLEASE HELP n+5(-n+1)=7
yKpoI14uk [10]

Answer: n= -1/2

Step-by-step explanation:

4 0
2 years ago
The width of a large, rectangular-shaped tree farm is 1.9 kilometers. The length of the farm is 4.4 kilometers. What are the bes
Vinvika [58]

Answer:

9 square kilometers

Step-by-step explanation:

Let's round the width to 2.0 kilometers, and round the length to 4.5 kilometers.

We know that area is length times width, so

A = lw

A = 2.0*4.5

<u>A = 9.0 square kilometers</u>

If we do this on the calculator, it's around 9.36 square kilometers, so our estimate was good.

6 0
3 years ago
Solve the porportion using cross products 18/20=k/110
adoni [48]
18/20=K/110
20K= 110*18
20K= 1980
K= 99
4 0
2 years ago
Help me I need help ASAP will <br> Give BRAINLIEST
makvit [3.9K]

Answer:

real numbers: all

rational: all but pi

Integers: 20,-9

Whole, 20,-9, radical 16

Natural: 20

Irrational: pi

Step-by-step explanation:

5 0
3 years ago
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