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omeli [17]
3 years ago
9

Jamal performed an experiment flipping a coin. He did 10 trials and then his arm got tired. He recorded his results in the table

. Based on the experimental probability, Jamal predicted that the number of times the coin lands heads up will always be greater than the number of times it lands tails up. What is the error in his prediction? He should have performed fewer trials before comparing them to the theoretical probability. He did not need to perform the experiment to compare theoretical and experimental probabilities. He should have subtracted the theoretical probability from the experimental probability. He did not perform enough trials to compare the theoretical and experimental probabilities.
Mathematics
2 answers:
3241004551 [841]3 years ago
8 0

Answer: ((( D )))He did not perform enough trials to compare the theoretical and experimental probabilities.

Step-by-step explanation:

nasty-shy [4]3 years ago
6 0

Answer:

d on edu 2020

Step-by-step explanation:

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Olenka [21]
So if the dress is 25% off, that means you are paying 75% of the original price.

sale price = original price x 0.75
225 = original price x 0.75

divide both sides by 0.75 to isolate original price

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7 0
3 years ago
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Snezhnost [94]

Answer:

14.4 years (about 14 years 6 months)

Step-by-step explanation:

Given data

Principal= $3000

Rate= 4.8%

A. Time= 5 years

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A= 3000(1+0.048)^5

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A=3000*1.264

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B. Final Amount A = $6000

The expression to find time is given ast

t= ln(A/P) / r

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t= ln2/0.048

t= 0.6931/0.048

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Hence the time is 14.4 years (about 14 years 6 months)approx

8 0
3 years ago
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bazaltina [42]
Hello.

The answer is 

-4c^2+4c+6 

You have to combine the regular numbers that is 4 and 2 that adds to 6.

Then there is 7c-3c which gives u 4c and then whats left is -4c^2.

Have a nice day
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3 years ago
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lina2011 [118]

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Step-by-step explanation:

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allochka39001 [22]

Answer:

v=99

Step-by-step explanation:

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