The Following Class Intervals for a Frequency Distribution Were Developed

question 57

Multiple Choice

The following class intervals for a frequency distribution were developed to provide information regarding the starting salaries for students graduating from a particular school: Before data was collected,someone questioned the validity of this arrangement. Which of the following represents a problem with this set of intervals?

• A) There are too many intervals.
• B) The class widths are too small.
• C) Some numbers between 28,000 and 40,000 would fall into two different intervals.
• D) The first and the second interval overlap.
• E) There are too few intervals.

---

Definitions:

Pelvic Floor Muscle Exercises

Exercises designed to strengthen the muscles of the pelvic floor, often used to manage or prevent urinary incontinence.

Stress Incontinence

A condition characterized by the involuntary leakage of urine during activities that increase intra-abdominal pressure, such as coughing, sneezing, or exercising.

Contraction and Relaxation

Fundamental processes in muscle activity, where contraction refers to the tightening of a muscle and relaxation refers to its loosening.

Urinary Incontinence

The loss of bladder control leading to the accidental leakage of urine, which can be due to various causes such as weak bladder muscles or nervous system issues.