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Testing a hypothesis.

A sample from a N(μ,σ2) yields data 353, 351, 351, 355. Test H0: σ = 0.7 vs. H1: σ > 0.7 at the 5% level.

Subject:

Statistics

Topic:

All Topics

Posting ID:

1696

OTA ID:

102524

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Understanding what the correlation coefficient values signify.

What do the correlation coefficient values mean?

Subject:

Statistics

Topic:

All Topics

Posting ID:

1752

OTA ID:

102799

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Calculating probability using mean and standard deviation. Attachment in Word.

The ages of the volunteer members of fire department are normally distributed with a mean of 36 and a standard deviation of 6. What is the probability that a member selected at random will be between the ages of 33 and 45?

Subject:

Statistics

Topic:

All Topics

Posting ID:

1808

OTA ID:

102799

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Calculating the probability that a basketball player will have more free throws than his average.

A basketball player makes 80% of his free throws. If he attempts eight free throws during the next game, what is the probability that he will make more than his average?

Subject:

Statistics

Topic:

All Topics

Posting ID:

1809

OTA ID:

102534

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Determining the probability of an independent event.

Events a and B are independent. P(A)=0.72 and P(A and B)=0.18 What is P(B) equal to?

Subject:

Statistics

Topic:

All Topics

Posting ID:

1810

OTA ID:

102534

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