A Bank Is Interested in Determining Whether Its Customers' Checking

question 14

True/False

A bank is interested in determining whether its customers' checking balances are linearly related to their savings balances.A sample of n = 20 customers was selected and the correlation was calculated to be +0.40.If the bank is interested in testing to see whether there is a significant linear relationship between the two variables using a significance level of .05,the correct null and alternative hypotheses to test are:
H₀ : r = 0.0
H_a : r ≠ 0.0

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Definitions:

Long-run Equilibrium

A state in a market where all firms are making normal profits, with no incentives for entry or exit, and all factors of production are variable.

Demand Curve

A graphical representation showing the relationship between the price of a good and the quantity demanded by consumers.

Long Run

A period of time in which all factors of production and costs are variable, allowing companies to adjust to market changes.

Perfectly Competitive

A market structure characterized by infinite buyers and sellers, no barriers to entry, and perfect information, resulting in an efficient market.