A Certain Model of Automobile Has Its Gas Mileage (In

question 79

Multiple Choice

A certain model of automobile has its gas mileage (in miles per gallon, or mpg) normally distributed, with a mean of 40 mpg and a standard deviation of 4 mpg. Find the probability that a car selected at random has gas mileage greater than 50 mpg. Use a table of the standard normal distribution to solve the problem. Round your answer to four decimal places. ​

• A)​0.9938
• B)​0.0062
• C)​0.9907
• D)​0.4938
• E)​0.0169

Comprehend the symbolic distance effect and its implications in mental processing speed.

Analyze the role of concrete and abstract information in memory recall.

Explore the dual-coding hypothesis and its application in memory.

Grasp the concept and efficacy of different mnemonic devices in enhancing memory.

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Definitions:

Percentage Shares

Represent the portions or fractions, expressed as a percentage, of a whole divided among entities or allocated for specific purposes.

Poverty Line

A calculated income level used as a threshold to determine the minimum amount of income a family or individual needs to afford basic living expenses.

Poverty Rate

The percentage of the population that lives below the poverty line, indicating the level of economic deprivation in a community.

Lowest Quintile

Refers to the bottom 20% of the population according to income or wealth distribution.