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A group of friends sit at a table and put all of the money they have in front of them on the table. The average amount of money each person has is $40 with a standard deviation of $8. A wealthy friend comes to the table and gives each of the people sitting at the table $500. What will the new mean and new standard deviation be for the people at the table now? New mean = ______ new standard deviation = _____________
Multiply by 50 to get the middle 95% of the distribution of the gamblers winnings on nights when he places 50 bets. (d) What is the probability that the gambler will lose money if he makes 50 bets?
Construct a 95% prediction interval for debt payments if income is $80,000 (remember that income is measured in $1,000s).
determine whether the probabilities are computed using classical methods empirical method or subjective method.a- the
Antibiotic use in children. The bar plot and the pie chart below show the distribution of pre-existing medical conditions of children involved in a study
Can we conclude, at the level of significance, that the mean lifetime of light bulbs made by this manufacturer differs from months?
When the two cubes are rolled simultaneously, the probability that the two top faces show the same color is 1/2. What is the number of red faces on the second
Determine estimated average starting salary for school with average GMAT of 600 points?
The unit sales price is $90, unit variable cost is $35, and the fixed costs per month are $5,000. The margin of safety in terms of sales revenue is:
How to pass a statistic exam. please tell me how to prepare.
a population has a standard deviation of o 24.a. on average how much difference should exist between the population
in a similar study using a sample of n36 participants the individuals who wore the shirt produced an average estimate
steve and his friends are relaxing at a local tavern. the number of drinks that steves table receives is poisson
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