Use the Following to Answer Questions

question 43

Multiple Choice

Use the following to answer questions :
A projectile is launched from a catapult with initial velocity 350 feet/sec at an angle of 65°.
-Find the time(s) required to reach a height of 200 feet? Round to the nearest hundredth.

• A) approximately 0.65 sec.
• B) approximately 20.30 sec.
• C) approximately 0.65 sec. and 19.17 sec.
• D) approximately 0.65 sec. and 20.30 sec.

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Definitions:

Median

The middle value in a data set when it is organized in ascending or descending order, or the average of the two middle values if the set has an even number of observations.

IQR

IQR, or Interquartile Range, is a measure of statistical variability, which is calculated as the difference between the 25th (first quartile) and the 75th percentile (third quartile) values in a data set, showing the spread of the middle 50% of the data.

Range

The gap between the maximum and minimum figures within a dataset.

Median

The middle value in a list of numbers, which separates the higher half from the lower half of the data set.