Statistics 02 — Agri Master Mind

Latin square design is suitable for comparing..
  • 5 to 12 treatments
  • 15 to 29 treatments
  • Both
  • None of these
In the field experiments the commonly used design is.
  • CRD
  • RBD
  • LSD
  • Split Design
The regression coefficient lies between...........
  • - ∞ to +1
  • -1 to + ∞
  • 0 to + ∞
  • - ∞ + ∞
The student t- test was discovered by…..
  • W.S. Gosset
  • Fisher
  • Donald
  • John Grant
The value of X 2 (chi square) always lies between......
  • - ∞ to +1
  • -1 to + ∞
  • 0 to + ∞
  • None of these
Most commonly used measure of central tendency is…
  • Average Value of Square
  • Arithmetic mean
  • Both
  • None of these
Which is not a absolute measure of dispersion:
  • Coefficient of variation
  • Arthmatric mean
  • Both
  • None
Measure of dispersion which is considered as
  • Coefficient of variation
  • Arthmatric mean
  • Standard Deviation
  • Variance Standard deviation
The value of standard deviation may vary between..........
  • - ∞ +1
  • -1 + ∞
  • 0 + ∞
  • None
Correlation is used to analysis the behavior of........
  • Two or more variable
  • Less than 20 variables
  • Sum square of two value
  • All of these
The RBD is available for a wide range of treatments
  • 2-6 treatments
  • 2-24treatments
  • 22-6 0treatments
  • 1 treatments
If observed frequency is equal to expected one than.......
  • The value of x 2 static is zero
  • The value of correlation is zero
  • Both
  • None of these
To getting the higher precision is required...........
  • Larger samples
  • Small sample
  • Medium sample
  • All of these
‘F’ test can be used for testing the significance of
  • Many differences
  • Several Differences
  • Arithmetic Difference
  • Logical Difference
The minimum sample size for using X 2 - test should
  • 20
  • 35
  • 50
  • 99
To present the whole data by only single value we have to used.....
  • Measure of central tendency
  • Measure of X 2 - Value
  • Median value
  • None of these
To find the average size of shoes sold in the market we should use...
  • Mean
  • Mode
  • Median
  • Range
During the experimentation, the some lost information can be get by........
  • Missing plot technique
  • Experimental Plot Design
  • RBD Value
  • CRD Value
Two study effect of two or more factors requiring different plot sizes..............
  • Missing plot technique
  • Experimental Plot Design
  • Split Plot Design
  • CRD Value
The analysis of variance (ANOVA) technique is used for.....
  • Comparing the means of more than two populations
  • Calculating the means of more than Hundred populations
  • Both
  • None of these
The design where number of replication is equal to number of treatments........
  • CRD
  • RBD
  • LSD
  • Split Plot Design
For testing the independence of two attributes, the test used is...
  • Measure of central tendency
  • X 2 -test
  • Median value
  • None of these
Correlation of continuity in 2 x 2 contingency table should be used when expected frequency of any cell is...
  • Less than 5
  • More than 50
  • More than 85
  • None
When two variable moves in the same direction correlation is said to be.............
  • Positive
  • Negative
  • Zero
  • Infinite
When two variables move in the opposite direction correlation is said to be............
  • Positive
  • Negative
  • Zero
  • Infinite
In the case of perfect positive correlation the coefficient of correlation will be..............
  • +1
  • -1
  • +2
  • 0
In describing the amount of variation in a population & measure often used is............?
  • Coefficient of variation
  • Arthmatric mean
  • Standard Deviation
  • Variance Standard deviation
If the fertility variation in the field is in two directions at right angles, which of the experimental deign is suitable.
  • CRD
  • RBD
  • LSD
  • Split Plot Design
Arithmetic mean is most commonly used because....
  • It is based on all observations
  • It is based on all raw observations
  • It is based on all negative observations
  • None of these
To testing the homogeneity of correlation coefficient is used....
  • Chi-square Test
  • Correlation coefficient
  • Both
  • None
To reduce the experimental heterogeneous material are used…….
  • Number of years and Variable
  • More replication & use of local control
  • Introduce High Exponential Data
  • None of these
To reduce the experimental heterogeneous material are used…….
  • Number of years and Variable
  • More replication & use of local control
  • Introduce High Exponential Data
  • None of these
The lack of homogeneity in the size of distribution is called.......
  • Standard Deviation
  • Dispersion
  • Variation
  • All of these
Such measure of dispersion which is affected least by fluctuation of sampling..............
  • Standard Deviation
  • Dispersion
  • Variation
  • All of these
If the Kurtosis of a dispersion is affected least by the fluctuation of sampling....
  • Platykurtic curve
  • Harmonic Mean
  • Symmetyrical
  • Dispersion
The number of independent constraints in the set of observation is called..............
  • Platykurtic curve
  • Harmonic Mean
  • Symmetyrical
  • Degree of freedom
The test whether theory fits well in practical can be judged by
  • Measure of central tendency
  • X 2 -test
  • Median value
  • None of these
For testing single proportion of the a population........ test is used when the sample size is large
  • F-test
  • Z-test
  • T-test
  • All of these
The correlation between price and demand of a commodity is..........
  • Positive
  • Negative
  • Zero
  • Infinite
The value of the middle most when items are arranged in either ascending or descending order of their magnitude is called........
  • Mean
  • Mode
  • Median
  • Range
.............is used for qualitative data such as intelligence, ability, honesty etc.
  • Mean
  • Mode
  • Median
  • Range
Value of the Variate which occurs most frequently or whose frequency is maximum is known as...
  • Mean
  • Mode
  • Median
  • Range
Value of the Variate which occurs most frequently or whose frequency is maximum is known as...
  • Mean
  • Mode
  • Median
  • Range
..............is used for model size of shoes, size of readymade garments and in usiness/meteorological fore casting.
  • Mean
  • Mode
  • Median
  • Range
… .is used to find average speed, distance and rate?
  • Platykurtic curve
  • Harmonic Mean
  • Symmetyrical
  • Dispersion
In a .........distribution the mean = mode = median are equal
  • Platykurtic curve
  • Harmonic Mean
  • Symmetyrical
  • Dispersion
It is simplest measure of dispersion.
  • Mean
  • Mode
  • Median
  • Range
Largest value - Smallest value is known as
  • Mean
  • Mode
  • Median
  • Range
…… .is defined as the square root of the arithmetic mean.
  • Standard Deviation
  • Dispersion
  • Variation
  • All of these