John hernandez is 24 years old and has saved enough money to fund an adequate emergency fund. in addition, he has saved $5,600 that can be used to fund an investment program. he is single, has no dependents, and would like to retire when he is 60 years old. which one of the investment factors listed below would be most important for an investor like mr. hernandez

Reliability and validity reliability and validity are two important considerations that must be made with any type of data collection. reliability refers to the ability to consistently produce a given result. in the context of psychological research, this would mean that any instruments or tools used to collect data do so in consistent, reproducible ways. unfortunately, being consistent in measurement does not necessarily mean that you have measured something correctly. to illustrate this concept, consider a kitchen scale that would be used to measure the weight of cereal that you eat in the morning. if the scale is not properly calibrated, it may consistently under- or overestimate the amount of cereal that’s being measured. while the scale is highly reliable in producing consistent results (e.g., the same amount of cereal poured onto the scale produces the same reading each time), those results are incorrect. this is where validity comes into play. validity refers to the extent to which a given instrument or tool accurately measures what it’s supposed to measure. while any valid measure is by necessity reliable, the reverse is not necessarily true. researchers strive to use instruments that are both highly reliable and valid.

Stella company sells only two products, product a and product b. product a product b total selling price $50 $30 variable cost per unit $20 $10 total fixed costs $2,110,000 stella sells two units of product a for each unit it sells of product b. stella faces a tax rate of 40%. stella desires a net afterminustax income of $54,000. the breakeven point in units would be

Which of the following is an example of a monetary policy? a. the government requires credit card companies to protect customers' privacy. b. the government restricts the amount of money that banks can lend. c. the government lowers taxes and increases spending. d. the government pays for repairing damage from a natural disaster.