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A few automobile accidents happen at different high-risk intersections in Titan region in spite of traffic lights. Traffic Department claims that modification in type of light will decrease these ac
Determine the values of the mean M and the standard deviation s for original sample? Compute average daily rainfall in the week and for weekends.
Determine probability that sample mean is at least $25.00?
Determine the probability of exactly one success given Poisson distribution with a mean of 2.0. Find out the expected frequency for the other days in a similar manner.
Determine the lower and upper quartiles of the log10-balances?
Determine the probability that the student eats at a fast food restaurant 5 or more times per week?
Population has the mean of µ = 45 and a standard deviation of σ = 20. Determine the z-score corresponding to each of the following sample means attained from this population.
One can think of the mean as a balance point. How does this tell to the requirement of squaring the deviations in order to find out the variance?
What do you understand by Regression? Describe the different properties of Regression.
Describe the Moving average method of Time Series.
Two fair dice are thrown. X symbolizes the total of the number of the two dice. Determine the probability function and distribution function of X.
Define the term probability. Describe conditional and joint probabilities.
A box includes three white balls W1, W2, W3 and two red balls R1, R2, R3. We remove at arbitrary two balls in succession. Determine the probability that the first removed ball is red and the second
A die is thrown as long as essential for an ace or 6 to turn up. Given that no ace turned up at the first two throws, determine the probability that at least three throws will be essential?
Explain a Latin Square Design. Give suitable example. Write down its advantages. Describe a 22 factorial experiment with 3 replications.
Define Bayes theorem. Describe hypothesis testing problem.
Describe the properties of exponential utility function. Describe the basic aspects of models for individual claim random variables.
What are the properties of Regression Co-efficient? What are the major features of input-output analysis? Compute Karl Pearson’s Co-efficient of Correlation.
Use the method of rank correlation to find out the relationship between scores and IQ.
Compute Yule’s Coefficient of Association between Literacy and Unemployment from the data given below. Total adults: 2,25,000; Literates:50,000; Unemployed: 17,000; Literate and unemployed: 7,
Describe Sen Mrdzyno scheme of sampling. Describe two-stage cluster sampling and state its advantages.
Derive an expression for probability of acceptance to draw OC curve for double sampling plan. Explain parallel series model and obtain corresponding probabilities.
Define Negative Binomial distribution and obtain its probability generating function. Write down the cumulant generating function of Gamma distribution.
Calculate the quartile deviation from the following data: Describe in detail the significance of statistics and its applications in different fields.
Briefly describe the tests of adequacy of Index Number. Give a brief account on the graphical method of measuring secular trend.