The headline reporting the results of a poll conducted by the Gallup organization stated, "Majority of Americans at Personal Best in the Morning." The results indicated that a survey of 1100 adults resulted in 55% stating they were at theirpersonal best in the morning. The poll's results were reported with a margin of error of 3%. Explain why the Gallup organization's headline is accurate.Choose the correct answer below.O A. All the values within the margin of error are less than 50%.O B. More than 50% of the respondents answered in the affirmative.O C. All the values within the margin of error are greater than 50%.O D. More than 30 people were surveyed.

Given:- The sample size (n = 1100) is large enough to compute the point estimate of the proportion…

Answered: Choose the correct answer below. O A.…

Choose the correct answer below. O A. All the values within the margin of error are less than 50%. O B. More than 50% of the respondents answered in the affirmative.

Holt Mcdougal Larson Pre-algebra: Student Edition 2012

1st Edition

ISBN:9780547587776

Author:HOLT MCDOUGAL

Publisher:HOLT MCDOUGAL

Chapter11: Data Analysis And Probability

Section11.4: Collecting Data

Problem 4E

See similar textbooks

Related questions

Q: Example 19.14 A company manufacturing electronic toys has recently been taken over by another com-…

Q: Q 1/ Given a random variable having the normal distribution with p-16 and o=1.5625. Find the…

Q: Problem 1: The joint probability distribution of two random variables X and Y is given in the…

A: Here a discrete random variable probability mass function is given. By using marginal density…

Q: 8.8 Match the correlation, Part II. Match each correlation to the corresponding scatterplot. (a)…

A: (8.4) Closer the value of R to +1 or -1 implies that there is strong correlation between the study…

Q: In a survey taken in 2020, 20 out of 50 women and 17 out of 45 men said that they felt our country…

A: Given , Women sample : Sample size = n1 = 50 Number of women who felt our country was headed in the…

Q: What decision should the researcher make based on the results of the hypothesis test

A: Test is that whether or not the proportion of high school athletes who go on to play sports in…

Q: If n=29, (x-bar)3D46, and s=7, construct a confidence interval at a 95% confidence level. Assume the…

A: Given that Sample Mean \bar XXˉ = 4646 Sample Standard Deviation (s)(s) = 77 Sample Size…

Q: Q2. These data are observations collected using a completely randomized design for a factor (A) with…

A: Solution-: Our aim to write value (a) F=? When H0:μ1=μ1=μ3 Vs H1: At least one mean is different.…

Q: 1. Suppose the utility bills for all Carrollton residents have a mean of $63 and a standard…

Q: Example 3.2 We are given the following data and asked to draw an ogive and determine graphicall the…

Q: What are the correct hypotheses? H0: p: H1: p: Based on the hypotheses, find the following: Test…

Q: a distribution with u= 11.5 and o-2.5 If this distribution can be approximated closely with normal…

A: Let X be the random variable from normal distribution with mean (μ) = 11.5 and standard deviation…

Q: The commissioner of the state police is reported as saying that about 10% of reported auto thefts…

A: Given,The commissioner of the state police is reported as saying that about 10% of reported auto…

Q: Test the hypothesis using the P-value approach. Be sure to verify the requirements of the test.…

Q: True or False: The confidence interval narrows when the level of significance increases from 95% to…

A: In question, Given that if the level of significance increases from 95% to 99% then how confidence…

Q: (a) Consider a t distribution with 24 degrees of freedom. Compute P(-1.00<1<1.00). Round your answer…

Q: You want to obtain a sample to estimate a population mean. Based on previous evidence, you believe…

Q: State the Type I and Type II errors in complete sentences given the following statements. d

A: HERE use basic of type 1 and type2 error Type 1 error occur when rejecting true null hypothesis…

Q: In sampling without replacement from a population of 900, it's found that the standard error of the…

Q: 4. obtain follows Poobability of each class os $(zim)-$(zi) For last class 1-(zi)

A: Grouped frequency distribution is useful to summarize long data.

Q: A survey was conducted that asked 1016 people how many books they had read in the past year. Results…

Q: Use R to find the "critical value" that corresponds to a 99% confidence interval using the Standard…

A: Using R software to find Z critical value that corresponds to 99% confidence interval using standard…

Q: Test the claim that the mean GPA of night students is larger than 2.2 at the 0.01 significance…

A: Given Population mean μ=2.2, level of significance ɑ=0.01 n=75, sample mean x̄=2.22, sample…

Q: compute E(x), o 1 3 4 P(x) 0.16 0.25 0.19 0.29 0.06 2.

Q: 2. According to a factory employer, the mean working time of workers in the factory is 10 hours with…

Q: In a survey 2 of 1000 US adults, 20% say they never exercise. Construct a 99% confidence interval…

Q: Data analysts at Universal bank is building a classification tree to classify its customers into two…

A: Since there are multiple sub-parts, we will solve the first three sub-parts for you. To get the…

Q: Suppose a jar contains 11 red marbles and 19 blue marbles. If 2 marbles are randomly chosen from the…

A: Suppose a jar contains 11 red marbles and 19 blue marbles. If 2 marbles are randomly chosen from the…

Q: Which t-test should be used to determine if there is a statistically significant difference between…

A: Here two sample test is applicable Null Hypothesis: There is no difference between known and…

Q: The average farm size in the United States is 444 acres. A random sample of 50 farms in New York…

A: We have given that Population mean = 460 Sample mean = 444 Sample size = 50 Population standard…

Q: Fedred. Their ages at retirement are given in the frequency table below. Find the median retirement…

Q: Kaladin wonders whether the strength of a bridge depends on the weather. He tests bridge strength…

A: For the given data Perform Anova single factor

Q: One tail Scenario Your company makes lamps and is able to manufacture 100 per week with a standard…

A: In test of hypotheses, Critical Values are the cut-off values that provide with the regions in which…

Q: Which of the following statements is correct? O Changing the units of measurements of the…

A: We have given the following statement about the correlation coefficient.

Q: In a study of 2005 model cars, a researcher computed the least squares regression line of miles per…

A: Given data in a study of 2005 model cars a researcher computed the least squares regression…

Q: In order to estimate the percentage of adults who file their taxes at least two weeks before the…

Q: When finding percentiles, if the locator L is not a whole number, one procedure is to interpolate so…

A: Using the method of interpolation , we need to find P75 for the set of test scores below. 51 54 64…

Q: Q1: Let x-B(n,0) Find: 1. Variance (x) 2. Moment generating function 3. When e =0.8,n= 10 find p(x S…

Q: University Salary ($1,000) A 53 B 44 C 68 D 47 E 62 F 64 G 53 H 100 For the above…

A: We have given that, The data set of the sample are : University :- A, B, C, D E, F, G, H Salary (X…

Q: If the character shows you the card 4, what is the probability that the second card will be higher…

A: Here given, The character has a deck of 9 cards numbered 1 through 9. They select a card and…

Q: A restaurant is planning to remove fried chicken from the menu. Sales are said to have fallen below…

Q: Question 18 > Determine the distribution of the data pictured below 5 2 data 3 4 Uniform Bell-shaped…

Q: Engineering Statistics- 2nd Stage M. Sc. Dina Sami H.w1: A national magazine claims that the average…

A: Given that Sample size n =30 Sample mean =27 Population standard deviation =2 NOTE:- According to…

Q: 10. You want to estimate the proportion of all college students who traveled during spring break.…

Q: b) What percent of deaths were from causes not listed here? % (Round to one decimal place as…

Q: State the null hypothesis, HO, and the alternative hypothesis. Ha, in terms of the appropriate…

A: Concept: Null hypothesis: It is the hypothesis of no difference Alternative hypothesis: It is the…

Q: (a) Consider a t distribution with 24 degrees of freedom. Compute P(-1.00<1<1.00). Round your answer…

Q: The price-earnings (PE) ratios of a sample of stocks have a mean value of 12.75 and a standard…

Q: The school counselor needs to meet with students who have more than three absences. Here is some of…

A: Pie chart: A pie chart is a graphical representation of the complete population into several slices…

Q: A publisher wants to estimate the mean length of time (in minutes) all adults spend reading…

A: We have to find confidence interval for population mean ( μ ) Since population standard deviation…

Question

The headline reporting the results of a poll conducted by the Gallup organization stated, "Majority of Americans at Personal Best in the Morning." The results indicated that a survey of 1100 adults resulted in 55% stating they were at their
personal best in the morning. The poll's results were reported with a margin of error of 3%. Explain why the Gallup organization's headline is accurate.
Choose the correct answer below.
O A. All the values within the margin of error are less than 50%.
O B. More than 50% of the respondents answered in the affirmative.
O C. All the values within the margin of error are greater than 50%.
O D. More than 30 people were surveyed.

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

This is a popular solution!

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Trending now

This is a popular solution!

Step by step

Solved in 2 steps with 1 images

SEE SOLUTION Check out a sample Q&A here