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1. Yahoo! Finance makes available historical stock prices.
It lists the opening, high, and low stock prices for each stock available on NYSE and NASDAQ. A file entitled GE stock gives this data for General Electric (GE) for a recent 99-day period.
a. Calculate the difference between the opening and closing stock prices for GE over this time period. Then calculate the mean, median, and standard deviation of these differences.
b. Indicate what the mean in part a indicates about the relative prices of the opening and closing stock prices for GE.
c. Compare the dispersion of the opening stock prices with the difference between the opening and closing stock prices.
Discuss two to four (2-4) strategies to use surveys to help a global business, especially regarding ethical behavior, labor relations, and work conditions.
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a. Select the variable Sales. Develop a frequency distribution and histogram for Sales. b. Compute the mean, median, and standard deviation for the Sales variable. c. Determine the interquartile range for the Sales variable.
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Fnd the probability that the face showing up a six turns up between 10 and 30 times. Find the probability that the sum of the face values of the 100 trials is less than 250.
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