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Steps in ANOVA
The three steps which constitute the analysis of variance are as follows:
To determine an estimate of the population variance from the variance that exists among the sample means.
To determine an estimate of the population variance from the variance that exists within the samples.
Accept the null hypothesis if the above two estimates are equal or else reject the null hypothesis. If the estimates are equal to or approximately nearer, we get the ratio of the two estimates as either exactly or nearer to 1. This ratio is referred to as F ratio.
The total number of overtime hours (in 1000s) worked in a large steel mill was recorded for 16 quarters, as shown below. Year Quarter Overtime hour
just wondering what would be the cost to complete a stats assignment
The cost of living index number on a some data was 200. From the base period, the percentage enhances in prices were-Rent Rs 60, clothing Rs 250, Fuel and Light Rs 150 and Miscella
1 A penny is tossed 5 times. a. Find the chance that the 5th toss is a head b. Find the chance that the 5th toss is a head, given the first 4 are tails.
Objective of index numbers
Applications of Standard Error Standard Error is used to test whether the difference between the sample statistic and the population parameter is significant or is d
(1) Assume we categorize voters in a city as havingless educationand those havingmoreeducation. Those with less education have less than a college degree; those with more education
Assumption of extrapolation
Agency revenues. An economic consultant was retained by a large employment agency in a metropolitan area to develop a regression model for predicting monthly agency revenues ( y ).
Regression line drawn as Y=C+1075x, when x was 2, and y was 239, given that y intercept was 11. calculate the residual
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