I have 30 min please solve all

Explain what Non-response bias'is Question 16 Not yet answered Marked out of 200 Answer 0 P Flag question Explain what Social desirability bias is: Question 17 Not yet answered Answer: Marked out of 2.00 VO VO (0 TT F Flag question Explain what a focus group is and what they do: Question 18 Not yet answered Answer: Marked out of 200 0 P Flag question Question 19 Give an example of a tikert scole Not yet antwood Answer Morked out of 2.00 Fog question Question 20 List two sources where you can find secondary data Not yet answered Marked out of 200 Answer: DO vo Vo (0) 4 TT G F Flag question 0 V