Find the 80% confidence interval for the standard deviation of the ages of seniors at Oak Park College if a random sample of 21 students has a standard deviation of 2.3 years. Assume the variable is normally distributed.

Suppose we conduct a study with 100 participants to estimate how many hours students sleep and find an average of 8 and a confidence interval that ranges from 5 to 11. What is the margin of error?

1. Which of these variables are discrete and which are continuous?
   1. The number of freshman enrolled at University.
2. 2. The time a student spends in Starbucks.
3. 3. The number of students who are in chapel
4. 4. The temperature inside the Rec Center
5. 5. GPA of an athlete at LCU

For a particular event, 340 tickets were sold for a total of $7600. If students paid $10 per ticket and nonstudents paid $40 per ticket, how many student tickets were sold?

Assume that a hypothesis test of the given claim will be conducted. Identify the type I ( α ) error.

The principal of a school claims that the percentage of students at his school that come from a single-parent home is 6%.

This discussion focuses on the core value of Integrity. Students should be able to describe how this fits in with the field of Managerial Accounting. Explain how Saint Leo’s core value of Integrity is relevant to Managerial Accounting.

planning the sales call is must.
please give an activity for the given topic presentation in which the students will participate. it might be any type of activity for presentation for example mcq, true false and so on.

marketing

Society Abolished higher education. Students have to find jobs immediately. if there are no jobs available how do wages and prices adjust so those who want jobs can find them.