• Q : Probability problem....
    Basic Statistics :

    The economics department has determined that there is a 30% chance that economy will be strong. Further inquiries reveal that if the stock market is up over the next three months, there is a 50% cha

  • Q : Relationship between independent and dependent variables....
    Basic Statistics :

    ___________ is a measure of the strength of the relationship between independent and dependent variables.

  • Q : How is the probability and expected return calculated....
    Basic Statistics :

    Problem: How is the probability and expected return calculated on a single stock?

  • Q : Probability of selecting a defective roll....
    Basic Statistics :

    There are 10 rolls of film in a box and 3 are defective. Two rolls are to be selected, one after the other. What is the probability of selecting a defective roll followed by another defective roll?

  • Q : Regression equation-independent variable....
    Basic Statistics :

    In the regression equation, what does the letter "b" represent? Any value of the independent variable that is selected

  • Q : Determine the optimal order quantity for ace lumber....
    Basic Statistics :

    Ace Lumber and Building Supply regularly stocks this product from Georgia pacific and has an annual demand of 1000 sheets. The carrying cost at Ace Lumber is 20% of product cost, and a cost of $45

  • Q : Calculate regression equation for preceding demand data....
    Basic Statistics :

    Using simple linear regression analysis, calculate the regression equation for the preceding demand data. Using the regression equation in d, calculate the forecast for July.

  • Q : Configurations of operating and closed plants....
    Basic Statistics :

    Evaluate the various configurations of operating and closed plants that will meet weekly demand. Determine which configuration minimizes total costs.  

  • Q : Probability theory in decision making....
    Basic Statistics :

    Run the "Probability Theory in Decision Making" simulation and then answer the following questions, in short answer format:

  • Q : Various probability questions....
    Basic Statistics :

    Telephone calls arrive at the rate of 48 per hour at the reservation desk for the David Parker. Find the probability of receiving 3 calls in a five-minute period. Put your answer in the form 0.xxxx

  • Q : Measurement scale-probability-estimation....
    Basic Statistics :

    Suppose 30% of a population possess a given characteristic. If a random sample of size 1200 is drawn from the population, then the probability that less than 348 possess that characteristic is _____

  • Q : Which data referred to as qualitative data....
    Basic Statistics :

    Which of the following data are sometimes referred to as qualitative data? - numeric - interval - non metric - metric

  • Q : List-chromatic number....
    Basic Statistics :

    Question: Show that K3,3 has list-chromatic number 3. Please can you explain what does list-chromatic number means and don't forget to draw a graph.

  • Q : Determine the estimated regression equation....
    Basic Statistics :

    Determine the estimated regression equation that can be used to predict the start rating given the point values for execution, ease of use, and range of offerings (keep all three independent variabl

  • Q : Data collection techniques....
    Basic Statistics :

    Problem: Describe 5 data collection techniques in your own words. Explain why the examination of collected data is so important.

  • Q : Draw the histogram for specific data....
    Basic Statistics :

    Draw the histogram for these data using an initial class boundary of 61.5 and a class width of 6.

  • Q : Variable manufacturing overhead problem....
    Basic Statistics :

    Variable manufacturing overhead is applied at 100% of direct labor cost. The rest of the overhead is fixed. Network will need 20,000 units of R2 for next year's production.

  • Q : Compute the variable and fixed elements of utility costs....
    Basic Statistics :

    1. Using the high-low method, compute the variable and fixed elements of Jones' utility costs. 2. Plot the information on a scattergraph. Based on your graph, determine the unit variable cost and mont

  • Q : What is the total processing time for the optimal assignment....
    Basic Statistics :

    What is the total processing time for the optimal assignment  Use Excel and What BEST

  • Q : Process of selecting and evaluating a sample....
    Basic Statistics :

    Describe the process of selecting and evaluating a sample. Why is sampling important to business? Are there situations in business where sampling would not be effective?

  • Q : Marginal tax rate on all investments....
    Basic Statistics :

    How do I calculate a 28% marginal tax rate on all investments?

  • Q : Find gross wages for a week....
    Basic Statistics :

    A man has found work sharpening saw blades. For each saw he sharpens up to 200 in a week he is paid 80 cents. For blades in excess of 200 in a week he is paid $1.25 each. His wages are docked 50 cen

  • Q : Explore the possibility of a linear relation....
    Basic Statistics :

    Explore the possibility of a linear relation between advertising expenditures and three-month sales revenue. Does there seem to be a strong linear relationship, based on a scatter plot and the corre

  • Q : What is the statistical safety stock....
    Basic Statistics :

    If the standard deviation of demand is six per week, demand is 50 per week, and the desired service level is 95%, approximately what is the statistical safety stock?:

  • Q : Regression and correlation statistical techniques....
    Basic Statistics :

    We use Microsoft EXCEL to quickly graph and compute the essential output of these techniques. What are the advantages and disadvantages of using EXCEL for regression and correlation statistical tech

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