Highgree earned Percent of population (fo-fE)² JE Less than high school Part 1 12% High school 25% College (Observed frequency - Expected frequency)² Expected frequency 55% The executives also obtained data (from telephone surveys) on highest degrees earned for a random sample of 160 American adults who are Thinking Channel viewers. These data are summarized by the first row of numbers in the table below. These numbers are the frequencies for the degree categories that were observed in the sample of 160. The second row of numbers gives the expected frequencies under the assumption that the distribution of highest degrees earned by Thinking Channel viewers is the same as the distribution of highest degrees earned by American adults as a whole. The bottom row of numbers gives the following value for each of the degree categories. Higher than college 8% (fo-fE)² Fill in the missing values in the table. Round your responses for the expected frequencies to two or more decimal places. Round your fe responses to three or more decimal places.
Highgree earned Percent of population (fo-fE)² JE Less than high school Part 1 12% High school 25% College (Observed frequency - Expected frequency)² Expected frequency 55% The executives also obtained data (from telephone surveys) on highest degrees earned for a random sample of 160 American adults who are Thinking Channel viewers. These data are summarized by the first row of numbers in the table below. These numbers are the frequencies for the degree categories that were observed in the sample of 160. The second row of numbers gives the expected frequencies under the assumption that the distribution of highest degrees earned by Thinking Channel viewers is the same as the distribution of highest degrees earned by American adults as a whole. The bottom row of numbers gives the following value for each of the degree categories. Higher than college 8% (fo-fE)² Fill in the missing values in the table. Round your responses for the expected frequencies to two or more decimal places. Round your fe responses to three or more decimal places.
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Executives at The Thinking Channel have decided to test whether the educational backgrounds of the channel's viewers are different from the educational backgrounds of American adults (ages 25 and over) as a whole. The executives have the following information on the American adult population as a whole, obtained from a recent U.S. Current Population Survey.
![High ✔egree earned Less than high school
Percent of population
(fo-fE)²
JE
12%
Part 1
High school
25%
College Higher than college
The executives also obtained data (from telephone surveys) on highest degrees earned for a random sample of 160 American adults who are Thinking
Channel viewers. These data are summarized by the first row of numbers in the table below. These numbers are the frequencies for the degree categories
that were observed in the sample of 160. The second row of numbers gives the expected frequencies under the assumption that the distribution of highest
degrees earned by Thinking Channel viewers is the same as the distribution of highest degrees earned by American adults as a whole. The bottom row of
numbers gives the following value for each of the degree categories.
(Observed frequency - Expected frequency)²
Expected frequency
55%
8%
Fill in the missing values in the table. Round your responses for the expected frequencies to two or more decimal places. Round your
responses to three or more decimal places.
(fo-ƒE)²
JE](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F823508d2-c94c-4968-b9d0-28da42c57a12%2F1f727a52-8741-4f91-8d09-4c545c691a7a%2F9a5koo_processed.png&w=3840&q=75)
Transcribed Image Text:High ✔egree earned Less than high school
Percent of population
(fo-fE)²
JE
12%
Part 1
High school
25%
College Higher than college
The executives also obtained data (from telephone surveys) on highest degrees earned for a random sample of 160 American adults who are Thinking
Channel viewers. These data are summarized by the first row of numbers in the table below. These numbers are the frequencies for the degree categories
that were observed in the sample of 160. The second row of numbers gives the expected frequencies under the assumption that the distribution of highest
degrees earned by Thinking Channel viewers is the same as the distribution of highest degrees earned by American adults as a whole. The bottom row of
numbers gives the following value for each of the degree categories.
(Observed frequency - Expected frequency)²
Expected frequency
55%
8%
Fill in the missing values in the table. Round your responses for the expected frequencies to two or more decimal places. Round your
responses to three or more decimal places.
(fo-ƒE)²
JE
![Observed
frequency
fo
Expected
frequency
SE
2
(ƒo¯ƒE)²
JE
Less than high school
19
High school
30
40.00
2.500
College Higher than college
99
88.00
1.375
12
Total
160](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F823508d2-c94c-4968-b9d0-28da42c57a12%2F1f727a52-8741-4f91-8d09-4c545c691a7a%2Fkcm7ici_processed.png&w=3840&q=75)
Transcribed Image Text:Observed
frequency
fo
Expected
frequency
SE
2
(ƒo¯ƒE)²
JE
Less than high school
19
High school
30
40.00
2.500
College Higher than college
99
88.00
1.375
12
Total
160
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