Question

the ages of the people in attendance at the showing of an award - winning foreign film are shown below. attendees of film which statement must be true according to the histogram? the data is symmetrical, showing that the majority of the attendees were between the ages of 30 and 50. the data is symmetrical, showing that the majority of the attendees were between the ages of 21 and 60. the data is skewed, showing that the majority of the attendees were between the ages of 30 and 50. the data is skewed, showing that the majority of the attendees were between the ages of 21 and 60.

Explanation:

Step1: Analyze data symmetry

The histogram has similar frequencies for the intervals 21 - 40 and 41 - 60, and lower and equal frequencies for 0 - 20 and 61 - 80. The data is symmetric.

Step2: Identify age - range of majority

The highest frequencies are in the intervals 21 - 40 and 41 - 60, so the majority of attendees are between 21 and 60 years old.

Answer:

The data is symmetrical, showing that the majority of the attendees were between the ages of 21 and 60.