Question

How do you know what functions to use on your calculator when looking at study problems? For example:

A nationwide study indicated that 80% of college students with
cell phones send and receive

text messages with cell phones. A simple random sample of n = 200
college students with cell phones is

obtained.

(a) Describe the sampling distribution of ˆp, the sample proportion
of college students with cell phones

who send or receive text messages with their cell phones. [Hint:
shape, center, and spread]

(b) What is the probability that 172 or more college students
with cell phones send and receive text

messages? Is this result unusual?

In regards to functions on the calculator, normalcdf, inversenorm, etc. which one do you know what to use? The study Q&As are great but are typically showing looking at a normal distribution chart. My professor wants us to know how to use each function on a TI-84 Plus CE.

Answer #1

If you do not have a graphing calculator or don't know how to
use your graphing calculator just number 14 slips of paper withe
the numbers 1 thorough 14 and select the required samples from
them. Obtain a simple random sample of size 5 from the Pacific 12
Conference. Use 1 as the seed. Just list the numbers your
calculator generated and the corresponding teams. When I did this
on my calculator, the number 9 appeared twice, so I only...

In narrative essay format, I want you to address a
business/organization case study using multiple concepts from
class. The case question and case text begin on page 5 of this
document. You need to demonstrate their best understanding of
management and organizational behavior theory, and the application
of those ideas to improve the understanding of various issues. You
need to clearly identify at least 3 distinct, substantive
issues.
For each issue you need to 1), identify evidence from the case...

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