Solution Found!

Statistics / The Practice of Statistics 5 / Chapter 8 / Problem T8.7

The Practice of Statistics | 5th Edition | ISBN: 9781464108730 | Authors: Daren S. Starnes, Josh Tabor

Change Question

Section I: Multiple Choice Select the best answer for each question. A 90% confidence

Chapter 8, Problem T8.7

(choose chapter or problem)

Get Unlimited Answers

QUESTION:

Section I: Multiple Choice Select the best answer for each question. A 90% confidence interval for the mean m of a population is computed from a random sample and is found to be 9 3. Which of the following could be the 95% confidence interval based on the same data? (a) 9 2 (b) 9 3 (c) 9 4 (d) 9 8 (e) Without knowing the sample size, any of the above answers could be the 95% confidence interval.

Questions & Answers

QUESTION:

Section I: Multiple Choice Select the best answer for each question. A 90% confidence interval for the mean m of a population is computed from a random sample and is found to be 9 3. Which of the following could be the 95% confidence interval based on the same data? (a) 9 2 (b) 9 3 (c) 9 4 (d) 9 8 (e) Without knowing the sample size, any of the above answers could be the 95% confidence interval.

ANSWER:

Step 1 of 2

Given data,

A 90% confidence interval for the mean m of a population is computed from a random sample and is found to be 9 ± 3.

It is required to find the 95% confidence interval based on the same data.

Study Tools You Might Need

Chapter: 2 Problem: 16E

Probability and Statistical Inference 9
(Michigan Mathematics Prize Competition, 1992, Part II) From the set \(\{1,2,3, \ldots, n\}\), \(k\) distinct integers are selected at random and arranged in numerical order (from lowest to highest). Let \(P(i, r, k, n)\) denote the probability that integer \(i\) is in position \(r\). For example, ob

Chapter: 5 Problem: 1E

Probability and Statistical Inference 9
Let \(X_{1}\) and \(X_{2} be independent Poisson random variables with respective means \(\lambda_{1}=2\) and \(\lambda_{2}=3\). Find = 2 and = 3. Find (a) \(\mathrm{P}\left(X_{1}=3, X_{2}=5\right)\) (b) \(\mathrm{P}\left(X_{1}+X_{2}=1\right)\) Hint. Note that this event can occur if and

Chapter: 9 Problem: 17P

Principles of General Chemistry 2
Problem 17P Use condensed electron configurations and Lewis electron-dot symbols to depict the ions formed from each of the following atoms, and predict the formula of their compound: (a) Cs and S (b) O and Ga (c) N and Mg (d) Br and Li

Chapter: 0 Problem: 5

Biology 8
A genetic change that caused a certain Hox gene to be expressed along the tip of a vertebrate limb bud instead offarther back helped make possible the evolution ofthe tetrapod limb. This type of change is illustrative of a. the influence of environment on development. b. paedomorphosis. c. a change i

Chapter: 11 Problem: 4

Concepts of Biology 1
What is the difference between micro- and macroevolution? a. Microevolution describes the evolution of small organisms, such as insects, while macroevolution describes the evolution of large organisms, like people and elephants. b. Microevolution describes the evolution of microscopic entities, such

Chapter: 2 Problem: 6

Biology 2e by Openstax
Potassium has an atomic number of 19. What is its electron configuration? a. shells 1 and 2 are full, and shell 3 has nine electrons b. shells 1, 2 and 3 are full and shell 4 has three electrons c. shells 1, 2 and 3 are full and shell 4 has one electron d. shells 1, 2 and 3 are full and no other elec

Chapter: 14 Problem: 6

Urban Economics 8
The real estate agents in Rampville are baffled. Although dwellings are subject to the normal decrease in quality over time, there is no filtering: No household has changed its house in the last 10 years. Provide an explanation for this phenomenon. Use a figure like Figure 145 to depict the housing m

Chapter: 20 Problem: 10

College Physics: Explore and Apply 2
If you triple the speed of a particle entering a magnetic field, what happens to the radius of the helix that it makes? Select the correct answer, then describe the possible reasoning that could lead a student to choose each of the other answers. You do not need to agree with that reasoning. (a) It

Not The Solution You Need? Search for Your Answer Here:

×

Login

Login or Sign up for access to all of our study tools and educational content!

×

Register

Sign up for access to all content on our site!

Or login if you already have an account