Suppose that about 85% of graduating students attend their graduation. A group of 22 graduating students is

Question:

Suppose that about 85% of graduating students attend their graduation. A group of 22 graduating students is randomly chosen.

a. In words, define the random variable X.

b. List the values that X may take on.

c. Give the distribution of X. X ~ _____(_____,_____)

d. How many are expected to attend their graduation?

e. Find the probability that 17 or 18 attend.

f. Based on numerical values, would you be surprised if all 22 attended graduation? Justify your answer numerically.

Fantastic news! We've Found the answer you've been seeking!

Step by Step Answer:

Related Book For book-img-for-question

Introductory Business Statistics

ISBN: 202318

1st Edition

Authors: Alexander Holmes , Barbara Illowsky , Susan Dean

See More Books

Question Posted: May 10, 2024 02:00 PM

See More Questions

MUST BE CORRECT ANSWERS A small software company has the following simplified cashflow, funded by shareholders' equity of 20,000 and a bank overdraft of 5000: Invoiced money received 2 months after...
CANMNMM January of this year. (a) Each item will be held in a record. Describe all the data structures that must refer to these records to implement the required functionality. Describe all the...
Why are variances usually written off to cost of goods sold?
An 1100-kg airplane starts from rest; 8.0 s later it reaches its takeoff speed of 35 m/s. What is the average acceleration of the airplane during this time?
Technology is the tool that enables people to perform. Managers must have the understanding and skills of how to make the best use of technology, and knowledge of likely new technologies that could...
8. Suppose that Xo E Rand Xn = (1 + xn-d/2 for n E N. Prove that Xn -t 1 as n -t 00.
Joyce Murphy runs a courier service in downtown Seattle. She charges clients $0.50 per mile driven. Joyce has determined that if she drives 3,300 miles in a month, her total operating cost is $875....
The questions are on together hence the chegg policy of answering one question Current Attempt in Progress For each of the following cases, indicate (a) what interest rate columns and (b) what number...
At The Fencing Center, 60% of the fencers use the foil as their main weapon. We randomly survey 25 fencers at The Fencing Center. We are interested in the number of fencers who do not use the foil as...
More than 96 percent of the very largest colleges and universities (more than 15,000 total enrollments) have some online offerings. Suppose you randomly pick 13 such institutions. We are interested...
The yield stresses of several samples of a steel containing 0.12% carbon with different grain sizes were measured. The data are shown here. Grain-Size Inverse (b) Which sample has the grain size of...
What is required in this situation: Content slides explaining the qualitative and quantitative steps necessary in conducting a sensitivity analysis. How can a project's risk be incorporated into a...
What is "marketing"? What is the difference between "marketing" and the "marketing process"?is it different in your home country vs. North america? Q2. What is the difference between "demand",...
What are knowledge or innovation workers? What are the key elements of professional practice, work environment and work design needed to support the productivity and creativity of knowledge or...
What problem does this concept solve or what pain does it alleviate and how compelling is the problem? 2. Who is your specific target customer? 3. How do they currently meet this need for themselves...
Consider a person standing in a room where the average wall temperature is 20 C. This person is trying to reach the "thermal comfort" by adjusting the A/C air temperature. Find out the appropriate...
Suppose a manager is paid a bonus only if standard absorption-costing operating income exceeds the budget. If operating income through November is slightly below budget, what might the manager do in...
What tools are available to help shoppers compare prices, features, and values and check other shoppers opinions?
In which context is full (absorption) costing LEAST likely to be used? a.Financial reporting. b.Managerial accounting. c.Income tax returns. d.It must be used in all of the above situations.
ABC Company, a calendar year taxpayer, purchased factory equipment for $800,000 and placed it in service on Nov 1, 2018. It was the only purchase made in 2018. a. Assuming the taxpayer does not use...
On the eve of June 15, 2021, a fire destroyed the warehouse where Mobile Legends Company store their merchandise. The merchandise inventory was not covered by insurance. The following information...

Suppose that about 85% of graduating students attend their graduation. A group of 22 graduating students is

Question:

Step by Step Answer:

Introductory Business Statistics

Students also viewed these Business questions