Asked by Louise
The weights of individual nails produced by the 'Hammer 'n Nail' hardware company follow a normal distribution with the average nail weight being 5.1 grams and the standard deviation in nail weight being 1.6 grams. When a nail is produced it is discarded if it weighs more than 8.268 grams. Calculate the probability that a randomly selected nail is not discarded. Give your answer as a decimal to 4 decimal places.
Probability =
Probability =
Answers
Answered by
PsyDAG
Z = (score-mean)/SD = (8.268-5.1)/1.6 = ?
Find table in the back of your statistics text labeled something like "areas under normal distribution" to find the proportion related to that Z score.
Find table in the back of your statistics text labeled something like "areas under normal distribution" to find the proportion related to that Z score.
There are no AI answers yet. The ability to request AI answers is coming soon!
Submit Your Answer
We prioritize human answers over AI answers.
If you are human, and you can answer this question, please submit your answer.