The Cromwell Construction Company has the opportunity to enter into a contract to build a mountain road. The following table shows the probability distribution for the profit that could occur if it takes the contract:
Profit Probability
30,000 0.15
50,000 0.20
70,000 0.30
100,000 0.35
Based on this information, the probability of profit being at least 70,000 is 0.65.
Indicate whether the statement is true or false
Question 2
A national car rental agency is interested in determining whether the mean days that customers rent cars is the same between three of its major cities.
The following data reflect the number of days people rented a car for a sample of people in each of three cities. Assuming that a one-way analysis of variance is to be performed, the value of the test statistic is approximately F = 3.4.Boston Dallas Seattle5 7 73 7 57 11 81 5 112 7 3 Indicate whether the statement is true or false
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