The manager of the commercial mortgage department of a large bank has collected data during the past two years concerning the number of commercial mortgages approved per week. The results from these two years (104 weeks) are shown to the right. a. Compute the expected number of mortgages approved per week b. Compute the standard deviation a. The expected number of mortgages approved per week is (Round to three decimal places as needed.) Number Approved Frequency 0 13 1 24 2 35 3 15 4 8 5 7 6 1 7 1
Added by Ivan M.
Close
Step 1
To calculate the mean, we need to multiply each value by its corresponding frequency and then sum up these products. Then, divide the sum by the total number of observations. Number Approved Frequency Frequency * Number Approved 0 1 Show more…
Show all steps
Your feedback will help us improve your experience
Madhur L and 85 other Intro Stats / AP Statistics educators are ready to help you.
Ask a new question
Labs
Want to see this concept in action?
Explore this concept interactively to see how it behaves as you change inputs.
Key Concepts
Recommended Videos
The manager of the commercial mortgage department of a large bank has collected data during the past two years concerning the number of commercial mortgages approved per week. The results from these two years (104 weeks) are shown to the right. a. Compute the expected number of mortgages approved per week. b. Compute the standard deviation. a. The expected number of mortgages approved per week is. (Round to three decimal places as needed.)
Madhur L.
The manager of the commercial mortgage department of a large bank has collected data during the past two years concerning the number of commercial mortgages approved per week. The results from these two years (104 weeks) are shown to the right. a. Compute the expected number of mortgages approved per week. b. Compute the standard deviation. c. What is the probability that there will be more than one commercial mortgage approved in a given week? number approved 0, 1, 2, 3, 4, 5, 6, 7, frequency 12, 24, 34, 17, 9, 6, 1, 1
Md.Daniyal A.
The manager of the commercial mortgage department of a large bank has collected data during the past two years concerning the number of commercial mortgages approved per week. The results from these two years (104 weeks) are shown to the right. a. Compute the expected number of mortgages approved per week. b. Compute the standard deviation. c. What is the probability that there will be more than one commercial mortgage approved in a given week? Number Approved Frequency 0 14 1 26 2 29 3 18 4 8 5 7 6 1 7 1
Bryan M.
Recommended Textbooks
Elementary Statistics a Step by Step Approach
The Practice of Statistics for AP
Introductory Statistics
Transcript
18,000,000+
Students on Numerade
Trusted by students at 8,000+ universities
Watch the video solution with this free unlock.
EMAIL
PASSWORD