Which of the Following Is Not a Barrier to Entry

question 118

Multiple Choice

Which of the following is not a barrier to entry?

• A)An inelastic demand curve
• B)Economies of scale
• C)Ownership of a key input
• D)A patent

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Definitions:

Two-tailed Test

A statistical test that considers both directions of a possible effect, testing for the possibility of an effect in two opposite directions.

Z-test

A statistical test used to determine whether two population means are different when the variances are known and the sample size is large.

µ = 15

Represents the mean of a population is equal to 15.

Z-statistic

A measure used in statistics to quantify the deviation of a data point or a group of data points from the mean, expressed in terms of standard deviations.