Question

as of 2011, the following are the ages at which a countrys presidents were inaugurated. 57, 45, 64, 42, 44, 63, 59, 52, 62, 69, 59, 67, 65, 57, 67, 49, 69, 68, 50, 45, 69, 61, 49, 58, 63, 63, 69, 59, 47, 52, 47, 53, 63, 62, 53, 68, 66, 63, 69, 44, 67, 65, 46, 48 construct a grouped frequency distribution for the data. use 41 - 45 for the first class and use the same width for each subsequent class. type the frequency value for each class. age frequency 41 - 45

Explanation:

Step1: Identify the data in the range 41 - 45

Count the number of values that lie within the interval \(41 - 45\).
The values in the data set that are in the range \(41 - 45\) are \(45,42,44,45,44\).

Answer:

5