In the dataset "RestRating", the 30 randomly selected patrons give the overall dining experience ratings (Outstanding, Very good
, Good, Average, or Poor) at a restaurant on a Saturday evening
2 answers:
Answer:
The dataset image is attached.
The question has three parts:
a) Find the frequency distribution and relative frequency distribution for these data.
b) Construct a percentage bar chart for these data
c) Construct a percentage pie chart for these data
Explanation:
a)
Frequency distribution tell us how often something occurs.
Frequency distribution
Experience Rating Frequency
OutStanding 14
Very Good 10
Good 5
Average 1
Poor 0
This relative frequency distribution table shows how something are distributed.
Relative Frequency Distribution
Experience Rating Frequency Relative Frequency
OutStanding 14 14/30 = 7/15 = 0.467
Very Good 10 10/30 = 1/3 = 0.333
Good 5 5/30 = 1/6 = 0.167
Average 1 1/30 = 0.033
Poor 0 0
Total 30 1.000
b) Chart image is attached
c) Chart image is attached
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