Assume the cholesterol levels in a certain population have mean μ= 200 and standard deviation σ = 24. The cholesterol levels for a random sample of n = 9 individuals are measured and the sample mean x is determined. What is the z-score for a sample mean x = 180?

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#Question id: 11776

#Section 4: Behavioural Ecology

According to optimal foraging theory, longer travel time

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#Question id: 10599

#Section 2: Evolution

In a type I survivorship curve characterized by:

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#Question id: 5373

#General Aptitude

The average of first 10 natural number is :

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#Question id: 7495

#General Aptitude

A train 100 m long is running at the speed of 30 km/hr. Find the time taken by it to pass a man standing near the railway line.

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#Question id: 9189

#Section 2: Evolution

A plant will recognize a pathogenic invader