Answered step by step
Verified Expert Solution
Link Copied!

Question

1 Approved Answer

(1) (2) (3) (4) (5) (6) (7) [8) (9) Find a 90% confidence interval for predicting a population's true mean if a random sample of

image text in transcribed
image text in transcribed
(1) (2) (3) (4) (5) (6) (7) [8) (9) Find a 90% confidence interval for predicting a population's true mean if a random sample of size 65 produces a mean of 37.6 cm with a standard deviation of 4.4 cm. Find a 95% confidence interval for predicting the proportion of the population that drinks 2 L of water daily from a random sample of 750 respondents where 310 respondents said "yes" to drinking 2 L of water daily. Find a 99% confidence interval for predicting a population's true proportion if 125 out of 200 respondents agreed to exercising weekly. Find a 95% confidence interval for predicting a population's true variance if a random sample of size 77 chosen from the population has a variance of 16.7. Find a 95% confidence interval for predicting the mean length of sharks after a random sample of 450 sharks found a mean of 561 in and standard deviation of 5.9 in. Find a 90% confidence interval for predicting the proportion of the population that wouid vote for John Doe when out of 2,100 people interviewed only 420 said they were in favor. Find a 98% confidence interval for predicting a population's true mean when the average of 48 botties of soda was 12.003 fl oz per bottle with a standard deviation of .00025 fl oz. Find a 99% confidence interval for predicting a population's standard deviation using a random sample of size 76 with a standard deviation of 8.4 inches. Find a 95% confidence interval to determine what percent of the population sampled prefers renewable energy from a sample of 150 people where 104 of them said they preferred renewable energy. (10} Find a 90% confidence interval for predicting a population's true variance from the mean if a size 60 sample had a variance of .03. (11} Find a 90% confidence interval for predicting a population's true proportion of "yeses", for the random sample coilected: yes, yes, yes, no, no, no, no, no, yes, no, yes, no, yes (12}Find a 95% confidence interval for predicting the mean length of fish in a particular pond for the random sample of fish lengths in centimeters: 23, 45, 43, 34, 26, 51, 53, 54, 54, 48, 49, 54, 53, 52, 54 (13) Find a 99% confidence interval for predicting a population's true standard deviation for the given sample: 7.8, 8.1, 8.2, 7.9, 8.4, 6.9, 7.6, 7,7, 6.9, 8.3, 7.7, 7.8, 6.7, 7.5, 7.7

Step by Step Solution

There are 3 Steps involved in it

Step: 1

blur-text-image

Get Instant Access to Expert-Tailored Solutions

See step-by-step solutions with expert insights and AI powered tools for academic success

Step: 2

blur-text-image

Step: 3

blur-text-image

Ace Your Homework with AI

Get the answers you need in no time with our AI-driven, step-by-step assistance

Get Started

Recommended Textbook for

Elementary Symbolic Logic

Authors: William Gustason, Dolph E Ulrich

2nd Edition

1478616857, 9781478616856

More Books

Students also viewed these Mathematics questions

Question

use the following Excel sheet to answer the below questions Q1

Answered: 1 week ago