Define the following terms:a. experimental factorb. classication factorc. fixed effect factord. random effect factor
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Define the following terms:
a. experimental factor
b. classication factor
c. fixed effect factor
d. random effect factor
a)
Experimental factor:
If the experimental units are randomly assigned to the factor levels, then the factor is called the experimental factor.
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- The average worker at a local brake manufacturer produces 10 brakes per day (other statistical information was not known). An industrial psychologist was hired to increase worker productivity and a new assembly method was designed and tested in a sample of workers. Identify the appropriate test. Select one: a. independent samples t test b. z test c. single sample t test d. paired samples t testSolveThe following data have been collected on the number of times that owner-occupied and renter-occupied units had a water supply stoppage lasting or more hours over a -month period. Number of Units (1,000s) Number of Times Owner Occupied Renter Occupied 0 548 23 1 5,012 541 2 6,110 3,734 3 2,544 8,660 4 times or more 557 3,784 Do not round intermediate calculations. Round your answers to two decimal places. a. Define a random variable number of times that owner-occupied units had a water supply stoppage lasting or more hours in the past months and develop a probability distribution for the random variable. (Let represent or more times.) x f(x) 0 1 2 3 4 Total b. Compute the expected value and variance for x. E(x) Var(x) c. Define a random variable number of times that renter-occupied units had a water supply stoppage lasting or more hours in the past months and develop a probability…
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