RESEARCH METHODS AND STATISTICS.., Advanced Statistics

a researcher is interested in whether students who attend privte high schools have higher average SAT Scores than students in the general population. a random sample of 90 students at a private high school is tested and a mean SAT score of 1030 is obtained. The average score for public high school student is 1000 (o = 200) Is this a one - or two tailed test? What are Ho and Ha for this study? Compute Zobt

Related Discussions:- RESEARCH METHODS AND STATISTICS..

Chebyshevs lemma, properties of chebyshevs lemma

properties of chebyshevs lemma

Times series plots, The time series for RESI1, HI1 and COOK1 have appeared ...

The time series for RESI1, HI1 and COOK1 have appeared again with different outlier values even though the 17 outliers found early were removed.

Explain Geographical information system (gis), Geographical information sys...

Geographical information system (gis): The software and hardware configurations through which the digital georeferences are processed and displayed. Used to recognize the geograph

Play-the-winner rule, Play-the-winner rule is a process sometimes consider...

Play-the-winner rule is a process sometimes considered in the clinical trials in which the response to treatment is positive (a success) or negative (a failure). One of two treatm

Find the expected value of perfect information, You may have the opportunit...

You may have the opportunity to buy some electronic components. These components may be reliable (1) or unreliable (2). The potential pro?ts are £10,000 if the components are rel

Differences total spot, The graphical process most frequently used in the a...

The graphical process most frequently used in the analysis of data from a two-by-two crossover design. For each of the subject the difference between the response variable values o

Occam''s razor, Occam's razor is an early statement of the parsimony princ...

Occam's razor is an early statement of the parsimony principle, which was given by William of Occam (1280-1349) namely 'entia non sunt multiplicanda praeter necessitatem'; which m

Residual calculation, Regression line drawn as y= c+ 1075x ,when x was2, an...

Regression line drawn as y= c+ 1075x ,when x was2, and y was 239,given that y intercept was 11. Calculate the residual ?

Binomial distribution with continuity correction, Records on the computer m...

Records on the computer manufacturing process at Pratt-Zungia Limited show that the percentage of defective computers sent to customers has been 5% over the last few years. Shipme

Histogram, Histogram is the graphical representation of the set of observat...

Histogram is the graphical representation of the set of observations in which class frequencies are represented by the regions of rectangles centred on the class interval. If the f

Write Your Message!

Name

Email id

Message

Verfication Code

User Account

All Pages