Suppose the Average Mileage Rating (In Miles Per Gallon) of a Particular

question 143

Short Answer

Suppose the average mileage rating (in miles per gallon) of a particular model car is 28 mpg with a standard deviation of 8 mpg. A random sample of 64 cars of this model is selected.
Find the mean of the sampling distribution.
______________
Find the standard deviation.
______________
What is the probability that the sample mean exceeds 30 mpg?
______________

---

Definitions:

Sugar

A sweet-tasting, crystalline substance, primarily sucrose, obtained from various plants like sugarcane and sugar beet, widely used as a sweetener in food and drinks.

Indian Slaves

Indian slaves refer to the indigenous peoples of the Americas who were enslaved by European colonists through conquest, trade, or raiding from the early colonial period onwards.

African Slaves

Individuals of African descent who were forcibly brought to and held in captivity in various parts of the world, notably in the Americas, through the transatlantic slave trade.