The difference between a histogram and a bar chart is: MCQ with Answer and Explanation

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The difference between a histogram and a bar chart is:

A. Histogram is for continuous data, bar chart for discrete/categorical

B. Bar chart uses bars, histogram uses lines

C. Histogram uses frequency, bar chart uses cumulative frequency

D. No difference

Answer: Option A

Solution (By JKSSB Mock Tests)

Histogram represents frequency distribution of continuous variables, while bar chart is for categorical data with gaps between bars.

This question belongs to: Accountancy and Statistics Statistics

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Practice More Statistics Questions

Question #1

Bayes' theorem is primarily used to:

A. Update the probability of a hypothesis based on new evidence

B. Determine if two events are mutually exclusive

C. Calculate the probability of the union of events

D. Compute the expected value of a random variable

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Correct Answer: Option A

Explanation:
Bayes' theorem allows revising prior probabilities of hypotheses in light of new data or evidence, making it fundamental in statistical inference and decision-making under uncertainty.

This question belongs to: Accountancy and Statistics Statistics

Question #2

If a country's population grows from 50 million to 55 million in 10 years, the average annual growth rate (approximate) is:

A. 0.5%

B. 1.0%

C. 1.5%

D. 2.0%

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Correct Answer: Option B

Explanation:
Using the rule of 70 or simple approximation: Growth rate ≈ [(Final/Initial)^(1/t) - 1] × 100 = [(55/50)^(0.1) - 1] × 100 ≈ (1.1^0.1 - 1)×100 ≈ (1.0096 - 1)×100 ≈ 0.96% ≈ 1.0% per annum.

This question belongs to: Accountancy and Statistics Statistics

Question #3

Paasche price index uses quantities of:

A. Base period

B. Any chosen period

C. Average of base and current

D. Current period

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Correct Answer: Option D

Explanation:
Paasche index uses current period quantities as weights.

This question belongs to: Accountancy and Statistics Statistics

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