Question

#8. If you randomly chose someone from this sample, what is the chance that they described their relationship as either Happy or Very Happy?

a. 32%
b. 37%
c. 56%
d. 69%

Relationship happiness                  
       Frequency   Percent   Valid Percent   Cumulative Percent
Valid   Very unhappy   16   4.0   4.0   4.0
   Unhappy   16   4.0   4.0   8.0
   Mixed   91   22.8   22.8   30.8
   Happy   148   37.0   37.0   67.8
   Very happy   129   32.3   32.3   100.0
   Total   400   100.0   100.0  

Answer 1

P(Happy or very happy) = P(happy) + P(very happy) = 37% + 32.3% = 69.3%

Option-D) 69%