Determining the traffic light patterns

Assignment Help Basic Statistics

Reference no: EM1394301

A study is conducted to determine if the traffic light patterns at a busy intersection need to be adjusted to help the flow of traffic. Data on the volume of traffic and the traffic patterns during different times of day are recorded.

I. What is the population?

II. What is the sample?

III. Is the study observational or experimental? Justify your answer.

IV. What are the variables?

V. For each of those variables, what level of measurement (nominal, ordinal, interval, or ratio) was used to obtain data from these variables?

Reference no: EM1394301

Questions Cloud

Discussion on different phospholipases : What are the different phospholipases that act to hydrolyze the ester linkages of the groups attached to the various carbon atoms of glycerol? At which carbon atom of glycerol are you most likely to have arachidonate bound?

Define who is more entrepreneurial : Discuss whether or not Neo forma fits into one of these theories better than the other, or can both be invoked when trying to understand this industry.

Estimating a population proportion : The manager of a department store wants to determine what proportion of people who enter the store use the store's credit cards for their purchases.

Prepare a balance sheet for cornell corp : Prepare a 2011 balance sheet for Cornell Corp. based on the following information: cash = $136,000; patents and copyrights = $630,000; accounts payable = $215,000;

Determining the traffic light patterns : A study is conducted to determine if the traffic light patterns at a busy intersection need to be adjusted to help the flow of traffic. Data on the volume of traffic and the traffic patterns during different times of day are recorded.

How cell regulate uptake of cholesterol through ldl : How does the cell regulate it uptake of cholesterol through LDL? What is SREBP and how is it involved in this regulation?

Sample size calculation-confidence interval : An investment firm with 10,000 clients would like to accurately forecast the average dollar amount their current customer will deposit over the coming year.

Briefly express the purpose of the system : Briefly express the purpose of the system, the components of the system, draw a casual loop diagram also in plain language express the diagram.

Pathways in synthesis of glycerol containing phospholipids : What are the different pathways used in the synthesis of the glycerol containing phospholipids? These are distinguished by the route of activation of the precursors.

User Account

All Pages