The formula of these three sums of squares SST, SSW and SSB is:
SST = SSB + SSW
So, when we see option E that's SSW = SST - SSB which is same as the relation above.
Hence option E) is the answer for this.
Once you have determined two sums of squares, you know the third because: SST = SSB-SSW...
Pearson's r is computed with the Sum of Products and two Sums of Squares, one for X and the other for Y. If Pearson's r is negative, which of the following is true? O At least one Sum of Squares is negative. O Both Sums of Squares are negative. The Sum of Products is n gative. O Neither the sum of Products or Sums of Square can be negative because r can never be negative.
6. You are interested in buying a car that gives good gas mileage. You have narrowed down the choices to 3 types of car models: C1, C2 and C3. You wish to test the following: Ho: H = H2 = H3 Hy: at least two of the means differ The gas mileage for each model CI, C2 and C3, from a sample of 5 cars for each model is given below. Column 1 represents the index i, for each observation....
You have determined all the torques on the meter stick around point O, and you know all forces except the force that the nail (axis) exerts on the meter stick. Use the condition for translational equilibrium (the vector sum of the forces - 0) to determine this force by finding both the component along the stick and the one perpendicular to the stick. Calculate also the magnitude of this force (square-root of the sum of the squares) and the angle...
How do you find standard deviation once you know variance? a. take the square root of variance b. square variance c. they are the same d.Variance minus 1 equals standard deviation This is the equation for population variance ______ a. Sum of Squares divided by N SS/N b. Sum of Squares divided by N plus one SS/N+1 c. Sum of Squares divided by N minus one SS/N-1 d. It is the same for sample variance You would use this equation...
Suppose you want to know if different dosages of caffeine affect students’ performance on a test. We randomly sampled 15 college students and randomly assigned them to three conditions. Group 1: Very large dose of caffeine Group 2: Moderate dose of caffeine Group 3: Placebo (no caffeine) The table below displays these 15 students’ scores. Group1 Group 2 Group 3 15 26 10 16 25 9 14 23 9 13 20 6 12 21 6 Calculate SSB, SSW, SST, MSB,...
Once you have constructed your Clothing Map and determined which country has produced the majority of your clothing, search newspaper and magazine databases to find an article from the last year that discusses working conditions and/or GDP of that country. Provide a summary of the article and reflect on the article and its connection to the section “Globalization and Development”
You know two different expressions for ?G°. If a researcher determined Keq for a reaction at several different temperatures and then plotted lnKeq as a function of 1/T, what would the slope of the best-fit line to the plotted data ideally be? a) ?S° b) ?H°/R c) ?S°/R d) ??S°/R e) ??H°/R f) ?H°
Once you have determined big-O bounds for each expression, order
the expressions from the slowest growing (best algorithm, takes the
least amount of time to execute) to the fastest growing.
1. n3 (log2n +5) +log2n 20 2. 532n2 10n log2n - 20n 25 3. nlog2n 20 10log2n + + 35n 4. 10n2 1000 2n 33n log2n
Give an example of a negative or positive externality that you know about or have experienced. Once you have identified the externality, describe what is causing it and who it is effecting. Once you have done this, discuss the public policy or the private solution that is being applied to the negative or positive externality and discuss if it's working and how the externality is being internalized.
Suppose 2 out of 20 data points in a weighted least-squares problem have a y-measurement that is less reliable than the others, and they are to be weighted one third as much as the other 18 points. One method is to weight the 18 paints by a factor of 1 and the other 2 by a factor of Asecond method is to weight the 18ports by a factor of 3 and the other 2 by a factor of 1. Do...