A researcher wants to determine how many participants will take less than 24 seconds to complete a cognitive performance task.If he constructs a frequency distribution for these data,what type of distribution would be most appropriate to answer his question?
A)a simple frequency distribution
B)a relative frequency distribution
C)a cumulative frequency distribution from the bottom up
D)a cumulative frequency distribution from the top down

Question

Quizplus · Accepted Answer

A cumulative frequency distribution from the bottom up would be most appropriate to determine how many participants will take less than 24 seconds to complete a cognitive performance task. This type of distribution adds up the frequencies from the bottom to the top, allowing the researcher to easily determine the cumulative frequency of participants who completed the task in less than 24 seconds.

A Researcher Wants to Determine How Many Participants Will Take