Question

The Wachesaw Manufacturing Co. produced the following number of units in the last 16 days:

31	31	31	32	31	29	29	32
30	32	30	32	35	34	30	30

The information is to organized into a frequency distribution.

a. How many classes would you recommend?

b. What class interval would you suggest? (Round the final answer to 1 decimal place.)

c. What lower limit would you recommend for the first class?

d. Organize the information into a frequency distribution and determine the relative frequency distribution. (Round the final answers to 4 decimal places.)

Units	Frequency	Relative frequency
28 to under 29.5
29.5 to under 31.0
31.0 to under 32.5
32.5 to under 34.0
34.0 to under 35.5
Total

e. Comment on the shape of the distribution.

The largest concentration is in the  up to  frequency (  ).

Answer 1

on'- @ J dlass Could Poe sec omn emd 29 30 4 30.4 - 31-8 31 8 3 2 3 3.2 -34. an ex Sea rorm abore data Umits 98- 29 99 -310 31 0 - 32- 234 2. 2 = 0-1250 4 't = 0.2500 0 .000 0 2 0.12 J Crease e asgest Concends aiom is im -bea 32.