The Public Policy Institute of California carried out a telephone survey of One

Question

The Public Policy Institute of California carried out a telephone survey of One question asked was "Overall, how would you rate the quality of public schools in your neighborhood today?" The table below displays the frequencies and relative frequencies, and the figure below shows the correspondingSelect California adult residents during April 2006 to ascertain how they felt about various aspects of K-12 public education. Frequency Distribution for the School Rating Data Rating Frequency Relative Frequency 191 357 071 B. 893 680 178 100 172 Don't know 2501 1.000 Chart of Relative Frequency vs Rating 0.3 0.2 0.1 0.0 F Dont know Histogram of the school rating data from Minitab More than elect the respondents gave an A or B rating, and only slightly more than 10% gave a D or F rating. The percentages for parents of public school children were somewhat more favorable to schools: 24%, 40%, 24%, 6%, 4%, and 2%

Explanation / Answer

Total value of adults is 2501 as shown in the first table . Also he second blank is to be filled by 'frequency'

More than 15% or anything more than 15 should be the right answer

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