Chapter 12.1, Problem 5E

In Exercises 3-6, use the given data to do the following:

(a) Construct grouped frequency and relative frequency distributions, in a table similar to Table3. (Follow the suggested guidelines for class limits and class width.)

(b) Construct a histogram.

(c) Construct a frequency polygon.

Daily High Temperatures The following data represent the daily high temperatures (in degrees Fahrenheit) for the month of June in a town in the Sacramento Valley of California.

79	84	88	96	102	104	99	97	92	94
85	92	100	99	101	104	97	108	106	106
90	82	74	72	83	107	98	102	97	94

Use eight classes with a uniform width of 5 degrees, where the lower limit of the first class is 70 degrees.