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Sindrei [870]
3 years ago
15

Can someone solve this, please? 2x^2 – 3x - 2

Mathematics
1 answer:
pychu [463]3 years ago
8 0
The two x-values to your equation is
x=2 and x=-0.5
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Answer:

C. P- value < 0.04 0.05

Step-by-step explanation:

hello,

we were given the sample size, n = 200

also the probability that the psychic correctly identifies the symbol on the 200 card is

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using the large sample Z- statistic, we have

Z=\frac{p- 0.20}{\sqrt{0.2(1-0.2)/200} }

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thus the P - value for the hypothesis test is P(Z > 1.7678) = 0.039.

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4 years ago
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Fynjy0 [20]

Answer:

The answer would be:

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