probability 3 part question, statistics homework help
The daily sales at a convenience store produce a distribution that is approximately normal with a mean of 1270 and a standard deviation of 115.
In your intermediate calculations, round z-values to two decimal places.
The probability that the sales on a given day at this store are more than $1405, rounded to four decimal places is:
The probability that the sales on a given day at this store are less than $1305, rounded to four decimal places is:
The probability that the sales on a given day at this store are between $1200 and $1300, rounded to four decimal places is:
