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Alecsey [184]
3 years ago
8

an evaluation team wants to find out HS opinions about an anti bullying program. The researcher randomly selects 50 freshman, 50

sophomores, Juniors, and seniors. The evaluators are using what type of sampling method
Mathematics
2 answers:
ra1l [238]3 years ago
7 0

Answer:

Stratified sampling

Step-by-step explanation:

Alekssandra [29.7K]3 years ago
6 0

Answer:

<em>Stratified random Sampling Method</em>

Step-by-step explanation:

The stratified random sampling is a sampling method that is used when working on a population that has different characteristics. The population is grouped according to who they are, the things they do in common, or what they have in common. These subgroups are called strata and it helps the researcher to get accurate result void of generalization.

The researcher in question, groups the population into a subgroup of 50 to get a more direct and accurate result, this method of sampling is the stratified random sampling method.

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Find the area of the composite figure below
Tema [17]

Answer:

If it's perimeter, then its 23. If it's multiplying, then it's 810.

Step-by-step explanation: Please brainliest if possible!

4 0
3 years ago
Pls answer this ASAP
stira [4]

Based on the table given on the punch recipe, the correct answers are:

  • 48 cups.
  • 48 cups.
  • 8
  • 8 cups of frozen strawberry.

<h3>What does the table on the punch recipe show?</h3>

3 gallons of punch in cups is:

= 16 cups per gallon x 3 gallons

= 48 cups

The amount that Chandra should multiply each ingredient by is:

= 48 cups / 6 cups per recipe

= 8

The number of cups of frozen strawberries needed is:

= 8 x 1

= 8 cups

Find out more on ratios and quantities at brainly.com/question/24910157.

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7 0
2 years ago
Pleasee help me i will mark you as the brainliest if u answer this with step by step explaination
MrRissso [65]

Answer:

40

Step-by-step explanation:

So the whole angle 75 and 2 angles inside are 25 and 35

75-(25+35)=15

And then you add 15 and 25

15+25=40

8 0
3 years ago
5(x + 3)= 4(x -3) <br> What is x?
lana66690 [7]

Answer:

-27

Step-by-step explanation:

5(x+3) = 4(x-3)

5x + 15 = 4x - 12

5x - 4x = -12 - 15

X = -27

6 0
3 years ago
Read 2 more answers
(2x3 + 7x2 + x) + 2(x2 - 2x - 6) splifly
zimovet [89]

Answer:

2x³ + 3(3x - 4)(x + 1)

Step-by-step explanation:

(2x³ + 7x² + x) + 2(x² - 2x - 6)

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2x³ + 9x² - 3x - 12

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2x³ +3(3x - 4)(3x + 3)/3

2x³ + (3x - 4)(3x + 3)

2x³ + 3(3x - 4)(x + 1)

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