# Question

The amount of biodegradable waste material produced each day by your manufacturing operations has a normal distribution, with a mean of 250 tons and a standard deviation of 10 tons. Using x to represent the random variable “tons of waste,” find

a. P(240 ≤ x ≤ 260)

b. P(250 ≤ x ≤ 275)

c. P(235 ≤ x ≤ 255)

d. P(230 ≤ x ≤ 240)

e. P(x ≥ 234)

f. P(x ≤ 226)

a. P(240 ≤ x ≤ 260)

b. P(250 ≤ x ≤ 275)

c. P(235 ≤ x ≤ 255)

d. P(230 ≤ x ≤ 240)

e. P(x ≥ 234)

f. P(x ≤ 226)

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