Question

1. the graph below represents the result of a survey in which a number of students reported how many letters were in their last names. name length how many students have a name thats longer than 4 letters?

Explanation:

Step1: Identify relevant bars

We need to sum the frequencies for number - of - letters values greater than 4. These are the bars for 5, 6, 7, 8, 9, and 10 letters.

Step2: Read frequencies

From the bar - chart:

• Frequency for 5 letters: 2
• Frequency for 6 letters: 3
• Frequency for 7 letters: 2
• Frequency for 8 letters: 1
• Frequency for 9 letters: 2
• Frequency for 10 letters: 5

Step3: Calculate sum

Sum the frequencies: \(2 + 3+2 + 1+2 + 5=15\)

Answer:

15