Determining the regression analysis
A regression analysis includes the effect of Age, which is categorised into five levels. How many dummy variables should be defined for including it in the analysis?
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A regression analysis includes Sex as an explanatory variable. How many dummy variables are required to be defined? When point A is removed from a regression analysis the correlation coefficient increases. Which one of the following must be correct?
What is the optimal number of machines that can be assigned to the operator to produce the widget at low cost? Draw work machine chart.
A long solenoid carries a current of 10 A. The coil is wound 500 turns per meter. a) The direction of the magnetic field in the solenoid is pointing to?
Raw material in shovel cost and it sells for 4.00. what is the optimal number of process for one operator low unit cost? Draw work machine chart for this situation.
A piece of conductor of length 0.4 m is moving in a uniform magnetic field of strength 0.5 T. Its velocity is perpendicular to the magnetic field. Its speed is 1.5 m/s. The electromotive for in the conductor is?
How many grams of propane are required to be burnt in order tochange 100g of ice at 0 degrees celcius into steam at 110 degrees celcius?
When point A is removed from a regression analysis the correlation coefficient decreases. Which one of the following must be correct.
In a multiple regression the first full model is fitted with all the explanatory variables. Several of the variables are not significant. Which one of the following is the best way to proceed? Select one:
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