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barxatty [35]
3 years ago
6

What is the solution for k2/-5 = -20

Mathematics
1 answer:
Luba_88 [7]3 years ago
6 0
The answer is k = 50

Method:
K2/-5=-20
<=> 2K = - 20 x - 5
<=> 2k = 100
<=> k = 50
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Answer: Type I error

Step-by-step explanation:

A type 1 error is also referred to as the false positive and it is when a true null hypothesis is incorrectly rejected by the researcher.

On the other hand, type II error which is also refered to as the false-negative is when a null hypothesis which is false is failed to be rejected by the researcher but rather accepted.

Based on the information given in the question, since the data leads to the rejection of the null hypothesis such was later found out to be true, then a type I error has occured.

4 0
3 years ago
Please help with number 20
Over [174]

Answer:

6x

2

−3−7x

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Therefore, 2x=3 and 3x−−1.

That is, x=

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, x=

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−1

.

5 0
3 years ago
PRACTICE Be Precise Write a summary statement about
Greeley [361]
Decimals that are equivalent to fractions with denominators of 100
6 0
3 years ago
A retail store offers all television sets at 80%, or , of their original price if the customer buys a store membership for $100.
Vinil7 [7]

Answer:

+-+

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C. 1,300

I cant see the expression but i got 1,100 by finding out what 80% of 1500 is by multiplying 1500 by 0.8 to get 1,200. Then add the 100 that you have to pay for the membership +to get a total of $1,300. hop dat dis iz help fuuull

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sergey [27]

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2 years ago
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