A survey indicates that for each trip to a supermarket. a shopper spends an average of 45 minutes with a standard deviation of 1 2 minutes in the store. The lengths of time spent in the store are normally distributed and are represented b} the N variable x. A shopper enters the store. Find the probability that the shopper ill be in the store less than 54 minutes.
Added by Sydney R.
Step 1
We are given that the average time spent in the store is 45 minutes, and the standard deviation is 12 minutes. So, we have a normal distribution with mean μ = 45 and standard deviation σ = 12. Show more…
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A survey indicates that for each trip to the supermarket, a shopper spends an average of 45 minutes with a standard deviation of 12 minutes in the store. The length of time spent in the store is normally distributed and is represented by the variable x. A shopper enters the store. Find the probability that the shopper will be in the store for between 24 and 54 minutes.
Adi S.
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