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ValentinkaMS [17]
3 years ago
7

Explain what a​ P-value is. What is the criterion for rejecting the null hypothesis using the​ P-value approach?

Mathematics
1 answer:
ladessa [460]3 years ago
5 0

Answer:

P-value or Probability value is the exact percentage where test statistics lie.The criterion for rejecting the null hypothesis using the​ P-value approach is that if P-value < Level of significance , then we reject our null hypothesis

Step-by-step explanation:

P-value or Probability value is the exact percentage where test statistics lie.

It also tells the probability of obtaining extreme results corresponding to our level of significance keeping in state that our null hypothesis is true or correct.

The criterion for rejecting the null hypothesis using the​ P-value approach is that if P-value < Level of significance , then we reject our null hypothesis i.e.  

Suppose P-value is 2.33% and Level of significance is 5%, then we will reject our null hypothesis as 2.33% < 5%.

On the other hand, if P-value > Level of significance , then we cannot reject or accept our null hypothesis.

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Answer:

∠ Y = ∠ V

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Step-by-step explanation:

It is given that Δ XYZ is similar to Δ XVW.

Since corresponding angles of similar triangles are equal,

∠ X = ∠ X

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Also, since corresponding sides of similar triangles are in proportionate,

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The final exam scores in a statistics class were normally distributed with a mean of 70 and a standard deviation of five. What i
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The probability that a student scored less than 55% on the exam is 0.134%.

<h3>What is a normal distribution?</h3>

It's the probability curve of a continuous distribution that's most likely symmetric around the mean. On the Z curve, at Z=0, the chance is 50-50. A bell-shaped curve is another name for it.

We have:

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Z = -3

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From the Z table:

P(x<-3) = 0.0013499

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brainly.com/question/12421652

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The amount in dollars that is in the account after 50 years expressed in power is; 2⁹

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