The Downhill Manufacturing company produces snowboards. The average life of their product is 10 years. A snowboard is co
Posted: Mon Nov 15, 2021 11:06 am
The Downhill Manufacturing company produces snowboards. The
average life of their product is 10 years. A snowboard is
considered defective if its life is less than 5 years. The
distribution is approximately normal with a standard deviation for
the life of a board of 3 years.
3-3. In a shipment of 120 snowboards on average how many do you
expect to be defective?
average life of their product is 10 years. A snowboard is
considered defective if its life is less than 5 years. The
distribution is approximately normal with a standard deviation for
the life of a board of 3 years.
3-3. In a shipment of 120 snowboards on average how many do you
expect to be defective?