If an effort to improve its operations, a hotline surveyed 30 customers who call

Question

If an effort to improve its operations, a hotline surveyed 30 customers who called customer service. The table shows for how long they had to wait on the phone until they could reach a customer support representative.

If you were to construct an ogive, what would be the frequency value in the last class?

In an effort to improve its operations, a hotline surveyed 30 customers who called customer service. The table shows for how long they had to wait on the phone until they could reach a customer support representative. Frequency 10 Class 0 to less than 5 minutes 5 to less than 10 minutes 10 to less than 15 minutes 15 to less than 20 minutes 20 minutes or more 2 5

Explanation / Answer

Frequency in last class = 10 + 8+2+5+5 = 30

Option-D) 30

  

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