Answer:
(d)0.6
Step-by-step explanation:
(a)Frequency Distribution

(b)The relative frequency distribution.

(c)The cumulative frequency distribution.

(d)The proportion of customers needing an oil change who wait 9 minutes or less.
Proportion of customers needing an oil change who wait 9 minutes or less.

Answer:
6 over 25
Step-by-step explanation
I dont what the method yur talking about but the answer
Answer:
its positive
Step-by-step explanation:
because the line going upward
You multiply 3/4 by 2/3 it equals 2/4 which equals 1/2. The answer is 1/2.
Answer:
It would last 7 1/2 weeks if i'm correct