Weights of a certain species of snails are normally distributed with a mean, 82g and a standard deviation, 219. Draw dia

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Weights of a certain species of snails are normally distributed with a mean, 82g and a standard deviation, 219. Draw dia

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Weights Of A Certain Species Of Snails Are Normally Distributed With A Mean 82g And A Standard Deviation 219 Draw Dia 1
Weights Of A Certain Species Of Snails Are Normally Distributed With A Mean 82g And A Standard Deviation 219 Draw Dia 1 (18.61 KiB) Viewed 212 times
Weights of a certain species of snails are normally distributed with a mean, 82g and a standard deviation, 219. Draw diagrams to help you solve the following problems. 1. What is the probability that a snail weighs less than 719? (4 dp) 2. What proportion of snails will weigh between 71g and 979? (4 dp) 3. If you had 225 snails of this species, how many of them would you expect to weigh between 71g and 97g? (round to nearest Integer)
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