Question

During the month of August, the weights of its tomatoes are normally distributed with a mean of 0.62 lb and a standard deviation of 0.15 lb.

(a) What percent of the tomatoes weigh less than 0.77 lb?

1. = %

(b) In a shipment of 5,000 tomatoes, how many tomatoes can be expected to weigh more than 0.32 lb?

2. How many tomatoes?

(c) In a shipment of 3,500 tomatoes, how many tomatoes can be expected to weigh from 0.32 lb to 0.92 lb?

3. How many tomatoes?

Answer #1

In a large shipment of tomatoes, the weight of each tomato is
Normally distributed with mean μ = 4.2 ounces and standard
deviation s = 1.0 ounce. Tomatoes from this shipment are sold in
packages of three.
Assuming the weight of each tomato is independent of the weights
of other tomatoes, compute the VARIANCE of the weight of a
package.

In a large shipment of tomatoes, the weight of each tomato is
normally distributed with mean μ = 4.2 ounces and standard
deviation s=1.0 ounce. Tomatoes from this shipment are sold in
packages of three.
a) Assuming the weight of each tomato is independent of the
weights of other tomatoes, compute the mean of the weight of a
package.
b) Assuming the weight of each tomato is independent of the
weights of other tomatoes, the standard deviation of the weight...

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HINT:...

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The weights of a certain dog breed are approximately normally
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