A national survey asked people, "How often do you eat out for dinner, instead of at home?" The frequencies were as follows. ResponseFrequency NeverRarelySometimesMost of the timeAlways18560893440376 (a) Construct a relative frequency distribution of the data. ResponseRelative FrequencyNeverRarelySometimesMost of the timeAlwaysnothingnothingnothingnothingnothing(Round to three decimal places as needed.) (b) What percentage of respondents answered "Always"? nothing%(Round to one decimal place as needed.) (c) What percentage of respondents answered "Never" or "Rarely"? nothing%(Round to one decimal place as needed.) (d) Construct a frequency bar graph. Choose the correct answer below.

Relative Frequency = FrequencyTotal frequency _______________________________________________ Response Frequency Relative frequency Never 185 0.084 Rarely 608 0.276 Sometimes 934 0.423 Most of the Time 403 0.183 Always 76 0.034 Total 2206 P(Never) = 1852206= 0.084 , Similarly for others _______________________________________ b) P(Always) = 762206= 0.034 = 3.4% _______________________________________ c) P(Never or Rarely ) = P(Never) + P (Rarely) = 0.084 + 0.276 = 0.360 = 36.0% _______________________________________

Answered: A national survey asked people, "How…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

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A national survey asked people, "How often do you eat out for dinner, instead of at home?" The frequencies were as follows.

Response

Frequency

Never

Rarely

Sometimes

Most of the time

Always

185

608

934

403

(a) Construct a relative frequency distribution of the data.

Response

Relative Frequency

Never

Rarely

Sometimes

Most of the time

Always

nothing

(Round to three decimal places as needed.)

(b) What percentage of respondents answered "Always"?

nothing%

(Round to one decimal place as needed.)

nothing%

(Round to one decimal place as needed.)

(d) Construct a frequency bar graph. Choose the correct answer below.

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