A manufacturer knows that their items have a normally distributed length, with a mean of 18...
A manufacturer knows that their items have a normally
distributed length, with a mean of 18 inches, and standard
deviation of 5.7 inches.
If one item is chosen at random, what is the probability that it is
less than 13 inches long?
A manufacturer knows that their items have a normally
distributed lifespan, with a mean of 2.7 years, and standard
deviation of 0.7 years.
If you randomly purchase one item, what is the probability it will
last longer than 1 years?
Round answer to three decimal places
can you explain how to do this for me please
Homework Answers
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A manufacturer knows that their items have a normally
distributed length, with a mean of 18...
Question 3: a.) A manufacturer knows that their items have a normally distributed length, with a...
Question 3: a.) A manufacturer knows that their items have a normally distributed length, with a mean of 19.6 inches, and standard deviation of 2.4 inches. If 4 items are chosen at random, what is the probability that their mean length is less than 17.5 inches? b.) A manufacturer knows that their items have a normally distributed lifespan, with a mean of 7.5 years, and standard deviation of 0.7 years. If you randomly purchase 14 items, what is the probability...
1) a) A manufacturer knows that their items have a normally distributed length, with a mean...
1) a) A manufacturer knows that their items have a normally distributed length, with a mean of 13.4 inches, and standard deviation of 2 inches. If one item is chosen at random, what is the probability that it is less than 7.5 inches long? b) A manufacturer knows that their items lifespans are normally distributed with mean = 14.2 and standard deviation = 3.9. What proportion of the items' lifespans will be longer than 25 years? c) A particular fruit's...
A manufacturer knows that their items have a normally distributed lifespan, with a mean of 13...
A manufacturer knows that their items have a normally distributed lifespan, with a mean of 13 years, and standard deviation of 2.5 years. If you randomly purchase one item, what is the probability it will last longer than 20 years? A manufacturer knows that their items have a normally distributed lifespan, with a mean of 5.8 years, and standard deviation of 1.9 years. The 5% of items with the shortest lifespan will last less than how many years?
A manufacturer knows that their items have a normally distributed lifespan, with a mean of 2.3...
A manufacturer knows that their items have a normally distributed lifespan, with a mean of 2.3 years, and standard deviation of 0.6 years. If you randomly purchase one item, what is the probability it will last longer than 4 years?
A manufacturer knows that their items have a normally distributed lifespan, with a mean of 2.9...
A manufacturer knows that their items have a normally distributed lifespan, with a mean of 2.9 years, and standard deviation of 0.8 years. If you randomly purchase one item, what is the probability it will last longer than 4 years?
A manufacturer knows that their items have a normally distributed lifespan, with a mean of 7.5...
A manufacturer knows that their items have a normally distributed lifespan, with a mean of 7.5 years, and standard deviation of 1.8 years. If you randomly purchase one item, what is the probability it will last longer than 12 years?
A manufacturer knows that their items have a normally distributed lifespan, with a mean of 12.1...
A manufacturer knows that their items have a normally distributed lifespan, with a mean of 12.1 years, and standard deviation of 4 years. If you randomly purchase one item, what is the probability it will last longer than 1 years?
A manufacturer knows that their items have a normally distributed lifespan, with a mean of 13...
A manufacturer knows that their items have a normally distributed lifespan, with a mean of 13 years, and standard deviation of 4.1 years. If you randomly purchase one item, what is the probability it will last longer than 23 years?
A manufacturer knows that their items have a normally distributed lifespan, with a mean of 10.3...
A manufacturer knows that their items have a normally distributed lifespan, with a mean of 10.3 years, and standard deviation of 2.6 years. If you randomly purchase one item, what is the probability it will last longer than 10 years?
A manufacturer knows that their items have a normally distributed lifespan, with a mean of 14.9...
A manufacturer knows that their items have a normally distributed lifespan, with a mean of 14.9 years, and standard deviation of 2.1 years. If you randomly purchase one item, what is the probability it will last longer than 19 years?
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