One thousand customers entering a mall, in a city, were randomly selected and asked to rank the variety of stores. The results are given in the following incomplete table. Response Excellent Very good Good Fair Poor Frequency 50 152 255 Answer: Relative frequency 0.4250 0.1180 What proportion of customers did not rank the store variety as very good or excellent? (Type your final answer in decimal form, like 0.25)

MATLAB: An Introduction with Applications
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Author:Amos Gilat
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Chapter1: Starting With Matlab
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Question
One thousand customers entering a mall, in a city, were randomly selected
and asked to rank the variety of stores. The results are given in the
following incomplete table.
Response
Excellent
Very good
Good
Fair
Poor
Frequency
50
152
255
Answer:
Relative frequency
0.4250
0.1180
What proportion of customers did not rank the store variety as very good
or excellent? (Type your final answer in decimal form, like 0.25)
Transcribed Image Text:One thousand customers entering a mall, in a city, were randomly selected and asked to rank the variety of stores. The results are given in the following incomplete table. Response Excellent Very good Good Fair Poor Frequency 50 152 255 Answer: Relative frequency 0.4250 0.1180 What proportion of customers did not rank the store variety as very good or excellent? (Type your final answer in decimal form, like 0.25)
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