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2 years ago

Please help with this will give brainliest to the first answer!

Mathematics

1 answer:

kozerog [31]2 years ago

5 0

Answer:

your answer is 415 in^3

Step-by-step explanation:

ok the equation in finding the volume of a come is

V= $\pi r^2 \frac{h}{3}$

step 1: plugin

$\pi =3.14$

3.14 x 6^2 x 11/3

3.14x 36 x 11/3 = (6/3 turns into a 2)

113.04x 11/3= 114. 48, when rounded, it's going to give you 415 in^3

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You want know if self-checkout is faster than regular checkout. One hundred customers were sent to

Kazeer [188]

A researcher's design of an experiment is to make clearer already known

facts, or to discover new knowledge.

The responses are:

Experimental units: The customers

Explanatory variable: The type of checkout used

Treatments: The checkout to which a customer is sent to

Response variable: The time it takes to check out

Reasons:

The aim of the experiment is to determine if self-check out is faster than

regular checkout.

The number of customers sent to one of the checkout options = 100

The experimental units are the subject of the experimental treatment.

Therefore;

The experimental units are the customers that are sent to a particular checkout.

An explanatory variable is the manipulated variable in an experiment. An explanatory variable is known as an independent variable.

In the question, the explanatory variable are the type of checkout; Self-checkout or regular checkout

Treatments are the levels of the explanatory variable available in the experiment, or a combination of the levels. The treatment is what the experimental units are subjected to.

In the question, the treatment are the use of self-checkout or regular checkout.

The response variable, is also known as the dependent variable, that depends on the treatment an experimental unit is subjected to.

The response variable in the question is the times it takes to checkout

Learn more about experimental design here:

brainly.com/question/2118275

3 0

3 years ago

$100 for 10 hours Rick $80 for 9 hours Steve $75 for 8 hours Andy $60 for 5 hours Meg wants to take tennis lessons. In the chart

Sergio [31]

Answer:

$80 for 9 hours

Step-by-step explanation:

whichever instructor it is that does it for $80 for 9 hours.

I can't tell which rates belong to which instructor and Mark's name isn't listed by any rates......

but the $80 for 9 hours is the best deal per hour

5 0

3 years ago

How many times do you need to divide 3055.9 by ten to get 30.559

frutty [35]

2. If you multiply 10 twice, you move to the left twice

8 0

3 years ago

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Find the length of the hypotenuse of an isosceles right triangle whose legs are 1 unit in length.

Sergio [31]

The correct length would be 2√ units

5 0

4 years ago

HELP PLEASE!!!!!!!!!!!!!!!!!!!

pochemuha

Answer:

h=20

i=75

g=55

Step-by-step explanation:

20 is equal to h

75 is equal to i

g looks like its in the middle of them so you would subtract the two and be left with 55

g=55

im not the best at math so im sorry if its wrong.

6 0

3 years ago

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