Compute the lcl and ucl for these data, Operation Management

Assignment Help:

A state department of tourism and recreation collects data on the number of cars with out-of-state license plates in a state park. (The group's position is that more out-of-state plates means the state's advertising programs are working.) The sample size is fixed at n=90 each day. Data from the previous 20 days indicate the following number of out-of-state license plates:

Day Out-of-state Plates

1 24
2 33
3 18
4 21
5 26
6 31
7 15
8 18
9 23
10 13
11 22
12 15
13 25
14 33
15 16
16 22
17 34
18 10
19 23
20 13

a. Calculate the overall proportion of "tourists" (cars with out-of-state plates).

b. Calculate the LCL and UCL for these data.

c. Plot the control chart. Are all points within the control limits?

d. What action do you suggest for improving this process?


Related Discussions:- Compute the lcl and ucl for these data

What must an organization do to prepare for such a risk, Product contaminat...

Product contamination is a catastrophic event, both for the organization at fault and for the victims. Cases of product contamination frequently make the news. Find an example o

Explain what message did management send through this tactic, Super TV Chan...

Super TV Channel 6 operates in a major Midwestern city and is on the air 24 hours a day. Labour-management relations there have been relatively good over the years. There are three

Define the strategic positioning by reck and long, Q. Define the strategic ...

Q. Define the strategic positioning by Reck and Long? The strategic positioning tool through Reck and Long: Reck and long looked at the various positions or approaches to su

Explain what are the pros and cons of bureaucratic controls, What are the p...

What are the pros and cons of bureaucratic controls such as rules, procedures, and supervision? Should all organizations use bureaucratic controls? Why or Why Not?

Explain cellular production is often conducted in a u-shaped, Cellular prod...

Cellular production is often conducted in a U-shaped (horseshoe-shaped) cell, rather than the rectangular cells shown in Figure 2.7b. What might be the advantages of this U shape?

Explain minimize the cost of completing the survey, For a telephone survey,...

For a telephone survey, a marketing research group needs to contact at least 150 wives, 120 husbands, 100 single adult males, and 110 single adult females. It costs $2 to make a da

When manager focus the progress of an affirmative action, when manager moni...

when manager monitors the progress of an affirmative action program to advance minorities within the corporation; reviewing progress on changing in staff attitude; calls a special

Linear programming, A paper mill produces two grades of paper viz., X and Y...

A paper mill produces two grades of paper viz., X and Y. Because of raw material restrictions, it cannot produce more than 400 tons of grade X paper and 300 tons of grade Y paper i

Explain alternatives favourable market unfavourable market, Karen Villagome...

Karen Villagomez, president of Wright Industries, is considering whether to build a manufacturing plant in the Ozarks. Her decision is summarized in the following table: Alternativ

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd