Final answer:
The camera price at the 75th percentile is $398.45, which means that 75% of cameras are priced at or below this amount.
Step-by-step explanation:
The camera price that represents the 75th percentile means that 75% of the cameras are less expensive than or equal to this price. Therefore, the correct answer is d. 398.45, indicating that 75% of the camera prices in the data set are at or below this price point.
Percentiles are used in statistics to provide a measure of how a value compares to the rest of a data set. In this case, the 75th percentile would be the value below which 75% of the data falls. This is a common method for understanding the distribution of data points in a set. Percentiles are often used in situations dealing with economics, academic test scores, and health-related metrics.