• Q : Determining the optimal number of plants....
    Basic Statistics :

    Set up a 4-by-4 table that records the profits of each firm for each possible choice of the number of plants to build. Then, use your table to answer the questions below.

  • Q : What are the average variable costs of the firm....
    Basic Statistics :

    At the end of the year, a firm produced 18,000 lab top computers. Its total costs were $8 million , and its fixed costs were $5 million. what are the avg. variable costs of this firm?

  • Q : At which lake is the average catch per fisher great....
    Basic Statistics :

    Suppose N1=16 and N2=24. At which lake is the average catch per fisher great? In the light of this fact, how would you expect the fisher to re-deploy themselves?

  • Q : Construct limits for x- and r-charts....
    Basic Statistics :

    Using these data, construct limits for x- and R-charts. Is the process in control? What other steps should the QC department follow at this point?

  • Q : Constructing a payoff matrix for the game....
    Basic Statistics :

    (a) Construct a payoff matrix for this game. (b) Determine whether each firm has a dominant strategy and, if it does, identify the strategy.

  • Q : Find the local minimum....
    Basic Statistics :

    For 0 ≤ t ≤ 10 show that there is exactly one local minimum, and find the value of t at which it occurs. Is the profit positive at this local minimum?

  • Q : Find the local minimum....
    Basic Statistics :

    For 0 ≤ t ≤ 10 show that there is exactly one local minimum, and find the value of t at which it occurs. Is the profit positive at this local minimum?

  • Q : Percentile for the observed value....
    Basic Statistics :

    Problem 1: Find the percentile for the observed value in the following situation: a. GRE score of 450 (mean = 497, s.d. = 16)

  • Q : Least number of coconuts original pile could have contained....
    Basic Statistics :

    The next morning all five men went to the diminished pile and divided it into five equal parts, finding that one nut remained. What is the least number of coconuts the original pile could have conta

  • Q : Probability of rolling the number....
    Basic Statistics :

    What is the probability of rolling the number 4 (on one die) and the number 3 (on the other die) with a normal pair of dice if you roll the dice 100 times?

  • Q : Amortization period on the mortgage....
    Basic Statistics :

    What is the remaining amortization period on this mortgage? If the mortgage is renewed at the end of the first term for another 5 year term at 8% compounded semi-annually, how much are the new monthl

  • Q : Find the open intervals....
    Basic Statistics :

    Problem: The profit P (in dollars) made by a fast food restaurant selling "x" hamburgers is: Find the open intervals on which P is increasing or decreasing.

  • Q : Write a linear polynomial for the rent price....
    Basic Statistics :

    Write a linear polynomial for the rent price P and a linear polynomial for the number of apartments (Q).

  • Q : Minimizing the waiting and travel times of employees....
    Basic Statistics :

    A large corporation with offices filling a 40 storey building is concerned to minimize the waiting and travel times of its employees when using the lifts, which are regularly perceived as too long a

  • Q : Reviews of levels of data....
    Basic Statistics :

    You started your own business last year and financially it has done quite well. You want to ascertain customer satisfaction, so you send a survey out to everyone on your mailing list. There are 10

  • Q : Calculate the variances and standard deviations....
    Basic Statistics :

    Q1. Calculate the average returns on small-company stocks and u.s. treasury bills. Q2. Calculate the variances and standard deviations of the returns on small-company stocks and u.s. treasury bills.

  • Q : What is the forward price of your contract....
    Basic Statistics :

    Q1. What is the forward price of your contract? Q2. Suppose both the 1-year and 11-year spot rates unexpectedly shift downward by 2 percent. What is the price of a forward contract otherwise identic

  • Q : Mean-median and mode for variable employment....
    Basic Statistics :

    Compute the mean, median, and mode for the variable employment. Which measure of central tendency seems to be most representative of the data?

  • Q : Probability in market trending decisions....
    Basic Statistics :

    Question. What is the probability that your favorite NFL team will win the Super Bowl? Question. Can using probability in market trending decisions lead to a bad decision? Explain?

  • Q : Compute the probability of a value....
    Basic Statistics :

    Problem 1: A normal distribution has a mean of 50 and a standard deviation of 4. a. Compute the probability of a value between 44.0 and 55.0.

  • Q : Statistical significance of few new orleans....
    Basic Statistics :

    The above link from the Washington Post reports that less than half of polled evacuees from New Orleans want to return home after this disaster. What does this mean statistically?

  • Q : State the solution set using interval notation....
    Basic Statistics :

    Solve each inequality.  State the solution set using interval notation and graph x^2-5x+6

  • Q : Are the events mutually exclusive....
    Basic Statistics :

    Q1. What is the probability that a particular top executive reads either Time or U.S. News and World Report regularly? Q2. What is the probability .10 called? Q3. Are the events mutually exclusive? Ex

  • Q : Intercept and slope of the regression....
    Basic Statistics :

    Explain what both the intercept and slope of the regression line tell you in the context of this problem. Calculate what the estimated monthly return for TWCUX would be if the monthly return for the

  • Q : Producing an anova analysis....
    Basic Statistics :

    Based on these ratings presented in the table below, produce an ANOVA analysis in Excel (see the example of a 1-way ANOVA in Course Materials), and determine if the average amount of output for any

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