Information about the spending plans of all adults

Assignment Help Basic Statistics

Reference no: EM13101798

"How much do you plan to spend for gifts this holiday season?" An interviewer asks this question of 250 customers at a large shopping mall. The sample mean of the responses is $237. Assume that $65. A 99% confidence interval for the mean gift spending of all adults was computed to be ($226.4, $247.6). This confidence interval can't be trusted to give information about the spending plans of all adults. Why not?

Reference no: EM13101798

Questions Cloud

What does wangle a bagel upside-down organization chart : What does wangle a bagel upside-down organization chart suggest about the delegation of authority as well as coordination techniques within the company

Explain what are the guidelines for the brainstorming : Explain what are the guidelines for the brainstorming process? Classify two problems on or off the job for which you think brainstorming would be effective

Distinguish diffusion of buddhism and christianity : Distinguish diffusion of buddhism and christianity from its origin to sixth century CE. Ensure to write similarities and differnces in how each religion gained followers as it diffused.

Explain the return on the common stock : The return on the common stock on New Image Products are quite cyclical. In a boom economy the stock is expected to return 32 percent in comparison to 14 percent in a normal economy as well as a negative 28 percent in a recessionary period

Information about the spending plans of all adults : This confidence interval can't be trusted to give information about the spending plans of all adults. Why not?

Description of statistics-probability : In 2004, Newsmonth reported that 60% of young children have blood lead levels that could impair their neurological development. Assuming that a class in a school is a random sample from the population of all children at risk

Describe the components of the communication process : Identify as well as describe the components of the communication process? How can eloquent the components in the communication process help a person become a more effective communicator

Determine what will be the major product : Determine what will be the major product expected from chronological treatment of propylbenzene with 1) KMnO 4 , 2) 3)H 3 O + , Cl 2 and FeCl 3 , and iv) Br 2 and FeBr 3 ?

Compute the pressure of the system express : Compute the pressure of the system express your answer in kPa. suppose the force of gravity = 9.81 m/sec^2 , density of mercury =13600 kg/m^3.?

User Account

All Pages