Here is the Introduction to Business Analytics Course final part.
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2. Which is used to calculate the “central” value of numbers?
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a. Median
b. Mode
c. Mean
d. Standard deviation
3. Which is used to calculate the “central” value of numbers?
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a. Median
b. Mode
c. Mean
d. Standard deviation
Answer:c.
Explanation: Mean is used to calculate the central value or average of an given value of
numbers.
4. Which is used to find the highest frequency in a given value of numbers?
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a. Median
b. Mode
c. Mean
d. Standard deviation
5. a. Sample
b. Measure of central tendency
c. Measures of dispersion
d. Hypothesis testing
Answer:d.
Explanation: Hypothesis testing is not a part of descriptive statistics, it is a part of inferential
statistics.
Which is not a part of descriptive statistics?
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6. Which is used to find the highest frequency in a given value of number?
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a. Median
b. Mode
c. Mean
d. Standard deviation
Answer:b.
Explanation: Mode is used to calculate the highest frequency which is being occurred in a
given value of numbers.
7. Which is used to measure the dispersion in a given set of numbers?
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a. Median
b. Mode
c. Mean
d. Standard deviation
8. a. Median
b. Mode
c. Mean
d. Standard deviation
Answer:d.
Explanation: Standard deviation is used to measure the dispersion in a given set of numbers.
Which is used to measure the dispersion in a given set of numbers?
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9. What is the logical conclusion if p value is less than 0.05?
a. Accept null hypothesis
b. Reject null hypothesis
c. Reject alternate hypothesis
d. None of the above
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10. a. Accept null hypothesis
b. Reject null hypothesis
c. Reject alternate hypothesis
d. None of the above
Answer:b.
Explanation: if the p value is less than 0.05, i.e., p<0.05, we reject the true null hypothesis.
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What is the logical conclusion if p value is less than 0.05?
11. Which is used to measure the peakedness of distribution?
a. Skewness
b. Outlier
c. Kurtosis
d. Variance
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12. Which is used to measure the peakedness of distribution?
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a. Skewness
b. Outlier
c. Kurtosis
d. Variance
Answer:c.
Explanation: Kurtosis is mainly used to measure the peakedness of an distribution of a
particular data set .
13. Which is the measure of deviation from symmetry?
a. Skewness
b. Outlier
c. Kurtosis
d. Variance
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14. Which is the measure of deviation from symmetry?
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a. Skewness
b. Outlier
c. Kurtosis
d. Variance
Answer:a.
Explanation: Skewness is the measure of deviation from symmetry and this maybe left
skewed or right skewed.
15. Thank You
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looking for upcoming training schedules then visit:
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