Forbesreports that women trust recommendations from Pinterest more than recommendations from any other social network platform (Forbeswebsite, April 10, 2012). But does trust in Pinterest differ by gender? Table 2 shows the number of women and men who stated in a recent sample that they trust recommendations made on Pinterest.

Using the difference data in Table 2, you obtainamargin of error of the difference between the two population proportions?

The lower limit of the 95% confidence interval estimate of the difference between the two population proportions based on the point estimate of the difference is?

Table 2:

Women Men

Sample 150 170

Trust recommendations made on Pinterest 117 102