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Q1) Robert wishes to know if there is relation between money spent on gambling and winnings
Money spent
Money won
16
330
12
270
18
380
14
300
1) Determine equation of regression line relating money spent (x) and money won (y).
If he spent $15, how much can he expect to win?
Q2) Provided following data on number of pints of ice sold at local ice cream store for 6-period time frame:
Period Demand
1 200
2 245
3 190
4 270
5 280
6 300
a) Calculate a 3-period moving average for period 7
b) Compute the MAD of the forecast
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The Pearson Product-Moment Correlation Coefficient (r) is a measure of linear relationship between two variables.
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Given that consumer changed te brands, what is the probability that consumer purchased fewer products than before?
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A game involving a pair of dice pays you 3 with probability 17/36, costs you 2 with probability 14/36, and costs you 4 with probability 5/36. What is your probability of losing money in one play of the game?
The standard deviation of the sample is $3,000. Interpret your findings.
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