Question

e are the hottest recorded temperatures (in °f) for each of eighteen cities throughout north america.

(a) complete the grouped frequency distribution for the data. (note that the class width is 6.)

(b) construct a histogram for the data.

Explanation:

Step1: Count data in 94.5 - 100.5

Data in this range: 98, 97, 95. Frequency is 3.

Step2: Count data in 100.5 - 106.5

Data: 107, 106, 102, 100, 104, 105, 103. Frequency is 7.

Step3: Count data in 106.5 - 112.5

Data: 116, 115, 115, 109, 111, 110. Frequency is 6.

Step4: Count data in 112.5 - 118.5

Data: 117, 118. Frequency is 2.

Answer:

Temperatures (in °F)	Frequency
100.5 - 106.5	7
106.5 - 112.5	6
112.5 - 118.5	2