Put days on x axis and number of ammusent parks on y axis. then make your dot plot
Answer:
Count the tally marks to determine the frequency of each class. The relative frequency of a data class is the percentage of data elements in that class. The relative frequency can be calculated using the formula fi=fn f i = f n , where f is the absolute frequency and n is the sum of all frequencies
Given:
and 
.
To find:
The combinations without repetition are possible if and .
Solution:
Combination of selecting r item from total n items is:
We have and . By using the above formula, we get
Therefore, the correct option is D.
