A psychologist studying intelligence tested the intelligence of 30 college psychology students using the Wechsler Adult Intelligence Scale-Third Edition (WAIS-III). Following is a table of the full-scale intelligence scores the psychologist obtained:

For the data presented above,
a. Create a table showing the cumulative frequency distribution of the individual scores.
b. Create a stem-and-leaf plot of the data.
c. Create a table using intervals to summarize the data.

Transcribed Image Text:

2S711 20010 1 23093 1119 0147 1122 33093 0109 0210 9111 82 11 2 0108