3 years ago

if a scientist gets unexpected results during the first trail of an experiment what should he or she do next

1 answer:

4 0

If they get unexpected results they could note what they could've done wrong or what they could change in a next trail of experiments. Or look back and see what different happened to they could've hypothesized. There could be many different courses on what to do next.

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Light bulb contain 8 good and 2 burned out. 4 bulbs will be selected at random what is the probability that the 4 bulbs are good

Yuri [45]

80% probability
**
If 8 good and 2 burned out,
10 in total,
8/10 good
8/10 = 80%

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3 years ago

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Evaluate. 3/4 minus 3/8 Divided by 2/3

user100 [1]

Answer:

3/16 or 0.1875

Step-by-step explanation:

3/4 - ((3/8)/2/3))

= 3/4 - 3/8 * 3/2

= 3/4 - 9/16

= 12/16 - 9/16

= 3/16 or 0.1875

Hope this help you :3

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finlep [7]

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3 years ago

Which of the following equations is equivalent to 3(a + 4) – 5(a – 2) = 22?

VMariaS [17]

Answer:

The answer is letter A.

Step-by-step explanation:

hope this helps

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3 years ago

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my mum was 27 when I was born,8 years she was twice as old as I shall be in 5 years time. how old am I now?

jeyben [28]

Answer:

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Step-by-step explanation:

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