use at least one social media site, broken down by age, is based on data reported by Pew as of February 2019. The expected counts are given below the observed counts. The contribution to the chi-square statistic is given below the expected count. Use Social Media Age 18-29 Age 30-49 Age 50-64 Age 65+ Yes 212 160.761 16.33 324 269.07 11.21 293 288.82 0.06 156 266.35 45.72 No 24 75.24 35.89 71 125.93 23.96 131 135.18 0.13 235 124.66 97.68 Compute the chi-square statistic X² for this two- way table. Give your answer to two decimal places.

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter4: Equations Of Linear Functions
Section: Chapter Questions
Problem 8SGR
icon
Related questions
Question

Need help urgently please 

The Pew Research Center conducts an annual
Internet Project, which includes research related to
social networking. The following two-way table
about the percentage of U.S. adults surveyed who
use at least one social media site, broken down by
age, is based on data reported by Pew as of February
2019.
The expected counts are given below the observed
counts. The contribution to the chi-square
statistic is given below the expected count.
Use Social
Media
Age 18-29
Age 30-49
Age 50-64
Age 65+
Yes
212
160.761
16.33
324
269.07
11.21
293
288.82
0.06
156
266.35
45.72
No
24
75.24
35.89
71
125.93
23.96
131
135.18
0.13
235
124.66
97.68
Compute the chi-square statistic X² for this two-
way table. Give your answer to two decimal places.
Transcribed Image Text:The Pew Research Center conducts an annual Internet Project, which includes research related to social networking. The following two-way table about the percentage of U.S. adults surveyed who use at least one social media site, broken down by age, is based on data reported by Pew as of February 2019. The expected counts are given below the observed counts. The contribution to the chi-square statistic is given below the expected count. Use Social Media Age 18-29 Age 30-49 Age 50-64 Age 65+ Yes 212 160.761 16.33 324 269.07 11.21 293 288.82 0.06 156 266.35 45.72 No 24 75.24 35.89 71 125.93 23.96 131 135.18 0.13 235 124.66 97.68 Compute the chi-square statistic X² for this two- way table. Give your answer to two decimal places.
Expert Solution
steps

Step by step

Solved in 3 steps

Blurred answer
Similar questions
Recommended textbooks for you
Glencoe Algebra 1, Student Edition, 9780079039897…
Glencoe Algebra 1, Student Edition, 9780079039897…
Algebra
ISBN:
9780079039897
Author:
Carter
Publisher:
McGraw Hill