In a city with three high schools, all the ninth graders took a Standardized Test, with these results: High School Mean score on test Number of ninth graders Glenwood 80 289 Central City Lincoln High The city's PR manager, who never took statistics, claimed the mean score of all ninth graders in the city was 80 . Of course, that is incorrect. What is the mean score for all ninth graders in the city? Round to one decimal place. 93 342 67 170 mean of all ninth grader's scores =
In a city with three high schools, all the ninth graders took a Standardized Test, with these results: High School Mean score on test Number of ninth graders Glenwood 80 289 Central City Lincoln High The city's PR manager, who never took statistics, claimed the mean score of all ninth graders in the city was 80 . Of course, that is incorrect. What is the mean score for all ninth graders in the city? Round to one decimal place. 93 342 67 170 mean of all ninth grader's scores =
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.4: Distributions Of Data
Problem 19PFA
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