Question

In: Statistics and Probability

In a 2012 survey of Internet users, respondents were asked whether they used social networking sites....

In a 2012 survey of Internet users, respondents were asked whether they used social networking sites. The following

2 ✕ 2 table of counts and row percentages displays the results by sex of the respondent.

Use Social Networking Sites?
Yes No Total
Men 521 (62%) 324 (38%) 845 (100%)
Women 680 (71%) 281 (29%) 961 (100%)
Total 1,201 605 1,806

(

(b)

Calculate the value of the chi-square statistic in this situation. (Round your answer to two decimal places.)

χ2 =  

(c)

Using Excel, statistical software, or an appropriate calculator, determine the p-value in this situation. (Round your answer to three decimal places.)

p-value =

(d)

Is the result statistically significant? Explain how you know.

The result .... statistically significant because the p-value is ... the  standard for significance.

(e)

In the context of this situation, write a conclusion.

The data ....that sex and use of social networking sites are related variables in the population represented by this sample. Percentages given in the table indicate that women are .... less equally more likely to use social networking sites when compared to men.

Solutions

Expert Solution

P VALUE = 0.000

D) The result .IS... statistically significant because the p-value is .0 LESSTHAN.. the  standard for significance.

E) The data ..ENOUGH EVIDENCE TO SUPPORT..that sex and use of social networking sites are related variables in the population represented by this sample. Percentages given in the table indicate that women are .... less equally more likely to use social networking sites when compared to men.

orchestra answered 2 years ago
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