# statistics

a study found that the means waiting time to see a physican at an outpatient clinic was 40 minutes with a standard deviation of 28 minutes. use excel to find each probability. a. what is the probability of more than an hours wait? B. less than 20 minutes? C. at least 10 minutes?

1. I don't know how to use Excel for this.

Z = (score - mean)/SD

See the Help for Excel for Z test.

posted by PsyDAG

## Similar Questions

1. ### Service management

An outpatient clinic has kept a record of walk-in patients during the past year. The table below shows the expected number of walk-ins by day of the week: The clinic has a staff of five physicians, and each can examine 15 patients
2. ### English

Does the term "outpatient clinic" mean the same thing as the term "walk-in clinic?"
3. ### statistics

A study of checkout lines at the Safeway revealed that between 4-7pm on weekdays there is an average of 4 customers waiting in line. What is the probability that you visit that Safeway during this time period and... 1-no customers
4. ### health

You and several of your colleagues business partners have decided to establish an outpatient fertility clinic in your service area. All of you are very familiar with this patient population base, have completed an extensive market
5. ### account

You and several of your colleagues business partners have decided to establish an outpatient fertility clinic in your service area. All of you are very familiar with this patient population base, have completed an extensive market
6. ### Management

The administrator of the Life-Time Insurance ComÂ¬pany HMO, Ms. Taylor, was anxious to solve poten-tial problems before their new clinic opened in Austin, Texas. In Buffalo, New York, where the original clinic is located, the
7. ### statistics

The MacBurger restaurant chain claims that the waiting time of customers for service is normally distributed, with a mean of 3 minutes and a standard deviation of 1 minute. The quality-assurance department found in a sample of 50
8. ### english

Which is not an example of an idiom found in "Miss Rosie"? a. "when I watch you" b. "[you] used to be called" c. "waiting for your mind" d. "I stand up" i think it's A. idiom is something can't be understood through literal