Direct standardization of death rates requires age-specific death rates for: MCQ with Answer and Explanation

Direct standardization of death rates requires age-specific death rates for:
A. The standard population only
B. The study population only
C. Neither; crude rates suffice
D. Both study and standard populations
Answer: Option B
Solution (By JKSSB Mock Tests)
Direct standardization uses the study population's age-specific death rates applied to the standard population's age structure; thus, only the study population's age-specific rates are needed.

Discuss this Question (0)

No comments yet. Be the first to start the discussion!

Practice More Statistics Questions

Question #1
Given P(A)=0.5, P(B)=0.3, P(A∩B)=0.1. Are A and B independent?
A. Yes, because P(A∩B)=P(A)P(B)
B. No, because 0.1 ≠ 0.15
C. Yes, because they are mutually exclusive
D. Cannot determine

Correct Answer: Option B


Explanation:
P(A)P(B)=0.5×0.3=0.15 ≠ 0.1, so not independent.

This question belongs to: Accountancy and Statistics Statistics
Question #2
If the price index for 2020 with base 2015 is 125, and for 2025 with base 2020 is 120, the index for 2025 with base 2015 using chain method is:
A. 125 × 1.2 = 150
B. 145
C. 150
D. 140

Correct Answer: Option A


Explanation:
Chain index = 125 × (120/100) = 125 × 1.2 = 150.

This question belongs to: Accountancy and Statistics Statistics
Question #3
Which of the following pairs are mutually exclusive?
A. Getting a 4 and an even number on a die
B. Drawing a heart and a queen from a deck
C. Getting an even number and a prime number on a die
D. Getting a head and a tail in a single coin toss

Correct Answer: Option D


Explanation:
Head and tail cannot occur simultaneously in one toss.

This question belongs to: Accountancy and Statistics Statistics