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ladessa [460]
3 years ago
14

(a) An engineer designs an improved light bulb. The previous design had an average lifetime of

Mathematics
1 answer:
Tatiana [17]3 years ago
3 0

Answer:

C. that the sample size is very large.

Step-by-step explanation:

Here the sample size is large which results in the p-value being less. As a result, reject the null hypothesis, and the effect was thus statistically significant.

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Simplify fully<br> 4x – 8x²<br> 12x-6
Elena L [17]

Answer:

answer of second question 12x-6 =6(2x-1)

Step-by-step explanation:

12x-6

= 6(2x-1) take the common

=Answer=6(2x-1)

5 0
3 years ago
PLEASE HELP! :( <br><br> What is the surface area of the right cone below?
AleksandrR [38]

Answer:

<em>A≈606.32</em>

Step-by-step explanation:

you need to use this equation: A=πr(r+h^2+r^2) to figure it out...

just plug your length, height, and radius in, and u have ur answer!!

ur answer shud be <em>A≈606.32</em>

<em />

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6 0
3 years ago
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3 tools federal reserve use to enact monetary policies
Vinil7 [7]

<u>The three important tools of Federal Reserve's monetary policies are as follows:</u>

  • open market operations
  • the discount rate
  • reserve requirements.

<u>Step-by-step explanation:</u>

The monetary policies of the United States's central bank, Federal Reserve are the acts of the entity to influence money and raise the country's economy. These policies also helps in looking over the aspects of how the money and credits draw affects on credit rates and the overall performance of the U.S. Economy.

The three prime tools of the Federal reserve's monetary policies are the Open Market Operations, Discount Rates and the Reserve Requirements.

<u>Open Market operations</u>

This involves in purchase and selling process of government securities. The primary dealer with which the Reserve deals compete on the basis of prices and thus the dealer gets decided with whom the reserve deal for the day.

<u>Discount Rates</u>

This is the discount rate charged to depository institutions for short term loans by the Federal Reserve.

<u>Reserve Requirements</u>

This is the money or deposit amount the Reserve Bank must sustain in its vault or depository.

5 0
3 years ago
Finding slopes. Please do as many questions as you can.
Montano1993 [528]

Answer:

Step-by-step explanation:

slope are hard tbh

6 0
2 years ago
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Point p was rotated about the origin (0,0) by -15 degrees.<br><br> Which point is the image of P?
Airida [17]

Answer:

the answer is d.

Step-by-step explanation:

8 0
3 years ago
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