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A college student is interested whether there is a difference between male and female students in the amount of time spending working out each week. The student gathers information from a random sample of male and female students on her campus. Amount of time spend working out is normally distributed. The data appear below.
Males Females 7 5 5 9 9 8 10 3 6 10 2 5 4 9
a) What statistical test should be used to analyze these data? b) Identify Ho and Ha for this study.c) Conduct the appropriate analysis.d) Should Ho be rejected? What should the researcher conclude? e) If significant compute the effect size and interpret this.
A jar contains m+n tickets, numbered 1,2,...,n+m. A set of size n is drawn. If we let X be the number of tickets drawn, whose numbers exceed each of the numbers of those remaining, compute the probability mass function of X.
Calculate the compound interest.
Find the correlation coefficient between X and Y. Is there a weak or strong, positive or negative correlation between X and Y?
Find the equation of parabola describe. Find 2 points of latus rectum.Graph. Find all the complex root. Leave your answer in polar form with the argument in degrees.
Find the interior, the closure, the accumulation points, the isolated point and the boundary points of the following sets.
Two chemicals A and B are combined to form a chemical C. The rate of the reaction is proportional to the product of the instantaneous amounts of A and B not converted to chemical C.
In triangle ABC, the lengths of line AB and line BC equal 13 centimeters. If the perimeter of triangle ABC is 36 centimeters, what is the area in square centimeters of triangle ABC?
Think of a mathematical function that represents something from your own life. For example, suppose the number of beers you drink depends on the number of football games you watch. If you drink five beers during every football game, the function w..
How many different 6-letter code words can be formed from the first 8 letters of the alphabet if adjacent letters must be different?
Find the Type II error value.
Find the equation of the tangent plane to the ellipsoid 7x2 + 5y2 + 3z2 = 60 which pass through the line 5y - 3z = 0 = 7x + 10y - 30.
If the marble selected is white, then what is the probability that a flip resulted in a head?
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