statistics MCQs – Page 67

Practise multiple-choice questions from statistics for competitive examinations and subject revision. Review each marked answer and report any item that may be outdated or unclear.

1321. Ratio between given year and base year is called __________ in percentage?
comments icon0
A. Price relative

B. Link relative

C. Retail prices

D. None of these

1322. Paasches Index number is ______________?
comments icon0

A. ?pnqn/?poqo

B. ?pnqo/?poqo

C. ?pnqn/?poqn x100

D. ?pnqo/?pnqo x100

1323. Index Number is an important role in the field of Economic and ________________?
comments icon0

A. Science

B. Business

C. Education

D. Intelligence

1324. Single number which shows ___________ changes in a phenomenon is called an Index Number?
comments icon0

A. Variation

B. Overall

C. Same

D. Capable

1325. Confidence interval should be ___________?
comments icon0
A. Shorter

B. Wider

C. Small

D. Large

1326. When in hypothesis testing (alpha) increases (1-beta)?
comments icon0

A. Equal

B. Decrease

C. None of these

D. Increases
1327. Confidence interval is a measure of?
comments icon0

A. Accuracy

B. Error

C. All of above

D. Precision
1328. If Skewed distribution the three averages mean, median and mode are ________?
comments icon0

A. Identical

B. None of these

C. Different

D. Zero

1329. The ________ in the distribution around which the observation to lie?
comments icon0

A. Central value

B. Manner

C. Mean

D. Dispersion

1330. Relative measure of skewness was introduced by _____________?
comments icon0

A. Mode

B. Lack

C. Karl Person

D. Rowely

1331. If the standard deviation of the values 2,4,6,8 is 2.33, then the standard deviation of the values 4,6,8,10 is_____________?
comments icon0

A. 4.66

B. 2.58

C. 2.33

D. 0

1332. Mean deviation is equal to 4/5 of the _________ manipulation?
comments icon0

A. Variance

B. Quartile deviation

C. Standard deviation

D. Range

1333. The mean deviation of the values, 18, 12, 15, is_______________?
comments icon0

A. 6

B. 3

C. 2

D. Zero

1334. Lowest value of variance can be____________?
comments icon0
A. 0

B. 3

C. -1

D. 1

1335. In symmetrical distribution, the co-efficient of skewness is equal to ______________?
comments icon0

A. None of these

B. 0

C. 1

D. -1

1336. The second moment about mean is _____?
comments icon0
A. S.D.

B. Mode

C. Mean

D. Variance

1337. The lack of uniformity is called ______________?
comments icon0

A. variation

B. Lack

C. Skewness

D. X= 5

1338. If y= ax + b the S.D. of y is _______________?
comments icon0

A. Minimum

B. S.D. of x

C. Mean Deviation of x

D. Maximum

1339. Range of 5,5,5,5, is ________________?
comments icon0

A. None of these

B. 5

C. 0

D. 25

1340. The standard deviation is affected by the value of every____________?
comments icon0
A. Observation

B. Relative Dispersion

C. Items

D. Absolute