data values

In a two-way ANOVA, factor A has six levels and factor B has five levels. The number of data values in each group is seven. Find the degrees of freedom for factor A and factor B . => 7, 6 or 5, 4 or 6, 5 or 20, 180..

The difference between the greatest and the least value in a set of data is called ________. => range or mode or median or mean..

The mean for a data set is 176. If one more value 167 is added to the set, how does the mean get affected? => decreases or does not change or insufficient information to conclude or increases..

The position of the greatest value in a set of data is 11. What are the positions of the lower quartile, the middle quartile and the upper quartile? => 1, 3, 6 or 3, 6, 9 or 3, middle of 5 th and 6 th positions, 10 or Cannot be determined..

A data set has values: 28, 30, 33, 34, 36, 38, 30, 32 and 52. The mean for the data set shown is 34.8. If one more value 12 is added to the set. How does the mean get affected? => does not change or insufficient information to conclude or decreases or increas..

A data set has values: 44, 46, 49, 50, 52, 54, 46, 48 and 68. The mean for the data set shown is 50.78. If one more value 116 is added. How does the mean get affected? => increases or decreases or does not change or can not be determined..

A data set has values: 24, 26, 29, 30, 32, 34, 26, 28 and 48. The mean for the data set shown is 30.8. If one more value 26 is added. How does the mean get affected? => insufficient information to conclude or increases or does not change or decreases..

Find the maximum value of the data set. 10, 8, 16, 17, 13, 27, 24, 28, 11, 6 => 17 or 28 or 11 or 6..

Find the F-test value for testing the difference between two population variances. The data shows the two samples from each of the populations. => 1.11 or 0.63 or 2.38 or 2.16..

Which of the following statement(s) is/are true? I. If a student secured 75th percentile in an exam, then it means that he scored 75 out of 100. II. A statistic that tells the number of standard deviations a data value is above or below the mean is called z score. III. The distr..