This question examines calculation of age-adjusted death rates using the direct method. [NOTE: Use the death rates calculated in Question #9] Table 2. Age-adjusted death rates for Community A and Community B: Direct Standardization Method COMMUNITY A COMMUNITY B Age Group Standard Population Death Rate Expected Deaths Death Rate Expected Deaths 0-34 years 3,000 35-64 years 3,000 65 years and over 4,000 TOTAL 10,000 Age-adjusted death rate a. Calculate the expected number of deaths and the age-adjusted death rates for Community A and Community B. [4 points] b. Based on the age-adjusted death rates, which population has a higher mortality? Justify your answer.

This question examines calculation of age-adjusted death rates using the direct method. [NOTE: Use the death rates calculated in Question #] Table 2. Age-adjusted death rates for Community A and Community B: Direct Standardization Method COMMUNITY A COMMUNITY B Age Group Standard Population Death Rate Expected Deaths Death Rate Expected Deaths 0-34 years 3,000 35-64 years 3,000 65 years and over 4,000 TOTAL 10,000 Age-adjusted death rate a. Calculate the expected number of deaths and the age-adjusted death rates for Community A and Community B. [4 points] b. Based on the age-adjusted death rates, which population has a higher mortality? Justify your answer. [1 point] c. Why are the conclusions about which Community (A or B) has a higher death rate different depending on whether crude or adjusted rates are used? [1 point]