Quiz
61-90
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Perguntas do quiz (29)
1 What is the relative location of measures of central tendency in a skewed to the right distribution
- AThe Mean tends to be greater than the Mode
- BThe Mean tends to be lower than the Mode
- CThe Median tends to be greater than the mode
- DThe Median tends to be lower than the Mode
- EMean, Median and Mode are the same
2The synonym of skewed to the right distribution is
- APositively skewed
- BNegatively skewed
- CNormal
- DSymmetric
- EGaussian
3The synonym of skewed to the left distribution is
- APositively skewed
- BNegatively skewed
- CNormal
- DSymmetric
- EGaussian
4 In the distribution (58, 65, 65, 74, 74, 74, 83, 105), the Mode is
- A74
- B105-58
- C105
- D4
- E4,5
5 In the distribution (58, 65, 65, 74, 74, 74, 83, 105), the Median
is- A74
- B105
- C105-58
- D4
- E74,5
6The measures of variability are
- AStandard deviation
- BRange
- CArithmetic (simple) mean
- DWeighted mean
- EMode
7What does "Standard deviation" show
- AAverage distance between the individual values and their mean
- BDifference between the smallest and the largest value
- CDifference between the largest and the smallest value
- DA value with the highest frequency
- EA value that divides a distribution into two equal halves
8 What does "Range" show
- ADifference between the largest and the smallest value
- BAn extreme value (outlier
- CAverage distance between the individual values and their mean
- DA value with the highest frequency
- EA value that divides a distribution into two equal halves
9Range is the measure of
- AVariability
- BCentral tendency
- CCorrelation
- DStandard deviation
- ERegression
10 In the normal distribution, what percent of observations fall
within ± 1 standard deviation of the mean- A68%
- B55%
- C45%
- D95%
- E99.7%
11In the normal distribution, what percent of observations fall
within ± 2 standard deviation of the mean- A45%
- B55%
- C68%
- D95%
- E99.7%
12In the normal distribution, what percent of observations fall
within ± 3 standard deviation of the mean- A45%
- B55%
- C68%
- D95%
- E99.7%
13Select the formula for "Coefficient of Variation"
- ARatio of the mean to the standard deviation
- BRatio of the standard deviation to the mean
- CRatio of the standard deviation to the mode
- DVariance squared
- EThe square root of the variance
14Select the formula for "Standard deviation"
- ARatio of the mean to the standard deviation
- BRatio of the standard deviation to the mean
- CRatio of the standard deviation to the mode
- DVariance squared
- EThe square root of the variance
15 Variability of scores for the coefficient of variation less than
10% is- AVery low
- BLow
- CMedium
- DHigh
- EVery high
16 Variability of scores for the coefficient of variation higher than
35% is- AVery low
- BLow
- CMedium
- DHigh
- EVery high
17Variability of scores for the coefficient of variation = 25% is
- AVery low
- BLow
- CMedium
- DHigh
- EVery high
18 Variability of scores for the coefficient of variation = 15% is
- AVery low
- BLow
- CMedium
- DHigh
- EVery high
19The square root of the variance is
- Ainterquartile range
- BStandard deviation
- CCoefficient of variation
- DCoefficient of correlation
- ERange
20What percent of scores in a distribution are lower than Q1
- A25
- B20
- C50
- D70
- E75
21What percent of scores in a distribution are higher than Q1
- A20
- B25
- C50
- D70
- E75
22What percent of scores in a distribution are lower than Q3
- A20
- B25
- C50
- D70
- E75
23What percent of scores in a distribution are higher than Q3
- A20
- B25
- C50
- D70
- E75
24The types of relative values used to summarize categorical
data are- AMean
- BRatio
- CProportion
- DRate
- EMedian
25The main characteristics of Rate are
- AExtensive indicator
- BIntensive indicator
- CIt shows the structure of the phenomenon
- DIt shows the dynamics of the phenomenon
- EIt is a measure of variability
26The main characteristics of Proportion are
- AExtensive indicator
- BIt shows the structure of the phenomenon
- CIntensive indicator
- DIt shows the dynamics of the phenomenon
- EIt is a measure of variability
27The main characteristics of Ratio is
- AIt is a ratio of two independent phenomena
- BNumerator is included in denominator
- CExtensive indicator
- DIntensive indicator
- EIt shows the structure of the phenomenon
28Select the main types of “Rate”
- AGeneral, specific, standardized
- BCrude, specific, standardized
- CGeneral and special
- DGeneral and standardized
- ESpecial and standardized
29Select the examples of specific rates
- AAnnual crude death rate
- BDeath rate at age 40-44 years old
- CCancer prevalence rate among females
- DAnnual crude birth rate
- EMedical supply
Informações
- Descrição
- Quiz sobre 61-90, criado por bulka s makom em 18-01-2025.
- Autor
- bulka s makom
- Idioma
- English
- Visualizações
- 16
- Etiquetas
- Avaliação
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