Song Ratings
A music critic wanted to determine whether or not music listeners of different age groups evaluate a song differently.With this objective,he commissioned a survey that asked people their ratings of the most popular songs.The rating categories were: 1 = terrible,2 = fair,3 = good,and 4 = excellent.Each respondent was also asked to categorize his or her age as either: 1 = teenager,2 = young adult (20-34),3 = middle age (35-50),and 4 = over 50. The results are shown below.
-{Song Ratings Narrative} Does this data provide sufficient evidence to infer at the 5% significance level that there are differences in ratings among the different age categories?

Question

Song Ratings
 A music critic wanted to determine whether or not music listeners of different age groups evaluate a song differently.With this objective,he commissioned a survey that asked people their ratings of the most popular songs.The rating categories were: 1 = terrible,2 = fair,3 = good,and 4 = excellent.Each respondent was also asked to categorize his or her age as either: 1 = teenager,2 = young adult (20-34),3 = middle age (35-50),and 4 = over 50. The results are shown below.  ​ ​
-{Song Ratings Narrative} Does this data provide sufficient evidence to infer at the 5% significance level that there are differences in ratings among the different age categories?

Quizplus · Accepted Answer

The Answer of Song Ratings
 A music critic wanted to determine whether or not music listeners of different age groups evaluate a song differently.With this objective,he commissioned a survey that asked people their ratings of the most popular songs.The rating categories were: 1 = terrible,2 = fair,3 = good,and 4 = excellent.Each respondent was also asked to categorize his or her age as either: 1 = teenager,2 = young adult (20-34),3 = middle age (35-50),and 4 = over 50. The results are shown below.  ​ ​
-{Song Ratings Narrative} Does this data provide sufficient evidence to infer at the 5% significance level that there are differences in ratings among the different age categories?

Song Ratings a Music Critic Wanted to Determine Whether or Not