Asked by Shenelle
The average admission charge for a movie is $6. if the distribution of movie admission charges is approximately normal with a standard deviation of $1, what is the probability that a randomly selected admission charge is less than $3.5?
Answers
Answered by
Dr. Jane
You have to find a z-score
6 -3.50 divided by 1
Now that you have the z-score, you have to use a normal table or a calculator to find the area under the curve which gives you ght probability.
You will look for the area to the left of your z-score.
6 -3.50 divided by 1
Now that you have the z-score, you have to use a normal table or a calculator to find the area under the curve which gives you ght probability.
You will look for the area to the left of your z-score.
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