C.The people in the 30 countries that wore selected 11of14(0 O D. The 29 countri

Question

C.The people in the 30 countries that wore selected 11of14(0 O D. The 29 countries that had dala 3 What type of sampling design did Anne use? O A. A stratified random sample OB. A simple random sample O C. A voluntary response sample O D. A completely randomized design 4. Since only 29 countries had information available, what potential bias could tis have? O A. Undercoverage bias O B. Non-Response bias ° C. Response bias 5. In underdeveloped countries with por recard keeping, the averagelMe their birth and death. What type of bias would this cause for Anne's study? O A. Non-Response bias O B. Undercoverage bias Dacnoneo hiae Click to select your answer O Type here to search

Explanation / Answer

3. Correct option:

B... A simple Random Sample

EXPLANATION:

Given: Annie selected a random sample of 30 countries

4. Correct option:

A. Undercoverage bias

EXPLANATION:Population members do not appear in sample grame. Some members of the population are inadequately represented in the sample, because only 29 countries are chosen for the sample.

5.Correct option:

A.. Non-response bias

EXPLANATION: Non response bias occurs when the respondants chosen for the response are unable to participate in the survey.

Here, under developed countries with poor record keeping are unable to provide accurate data regarding lifeexpectancy.

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