Janet is planning to rent a booth at a festival for a day to sell clothes that she has made.She sells jackets for $215 and skirts for $115.Her past experiences suggests that the total number of jackets sold will have a mean of 6.3 with a standard deviation of 1.6,and the total number of skirts sold will have a mean of 11.7 with a standard deviation of 3.0.The cost of renting the booth for the day is $180.What are the mean and standard deviation of her net income? [Hint: you should first define random variables and use them to express her net income]
A)μ = $2520,σ = $39.82
B)μ = $2520,σ = $487.20
C)μ = $2520,σ = $689.00
D)μ = $2520,σ = $509.00
E)μ = $2520,σ = $487.20 .

Question

Janet is planning to rent a booth at a festival for a day to sell clothes that she has made.She sells jackets for $215 and skirts for $115.Her past experiences suggests that the total number of jackets sold will have a mean of 6.3 with a standard deviation of 1.6,and the total number of skirts sold will have a mean of 11.7 with a standard deviation of 3.0.The cost of renting the booth for the day is $180.What are the mean and standard deviation of her net income? [Hint: you should first define random variables and use them to express her net income]
A)μ = $2520,σ = $39.82
B)μ = $2520,σ = $487.20
C)μ = $2520,σ = $689.00
D)μ = $2520,σ = $509.00
E)μ = $2520,σ = $487.20  .

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The Answer of Janet is planning to rent a booth at a festival for a day to sell clothes that she has made.She sells jackets for $215 and skirts for $115.Her past experiences suggests that the total number of jackets sold will have a mean of 6.3 with a standard deviation of 1.6,and the total number of skirts sold will have a mean of 11.7 with a standard deviation of 3.0.The cost of renting the booth for the day is $180.What are the mean and standard deviation of her net income? [Hint: you should first define random variables and use them to express her net income]
A)μ = $2520,σ = $39.82
B)μ = $2520,σ = $487.20
C)μ = $2520,σ = $689.00
D)μ = $2520,σ = $509.00
E)μ = $2520,σ = $487.20  .

Janet Is Planning to Rent a Booth at a Festival