The following data are the number of minutes it took each of a group of 34 10-year-olds to do a series of abstract puzzles:

Make

(a) A frequency table.

(b) A grouped frequency table using intervals of 20-29, 30-39, 40-49, 50-59, 60-69, 70-79, and 80-89. Based on the grouped frequency table.

(c) Make a histogram.

(d) Describe the general shape of the distribution.

Statistics for Psychology

6th edition

Authors: Arthur Aron, Elaine N. Aron, Elliot J. Coups

ISBN: 978-0205258154

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