If the proportion of Hs is .45 out of 50 flips, what is the p-value? Round to three places.

Q: Q12. If 150 households were surveyed out of which 120 households have internet fiber cable, then…

A: Given Data: x=150-120=30 n=150

Q: (a) What percent of respondents feel that their body weight is about right? (b) What proportion of…

A:

Q: Compare the married and divorced groups in the very happy category with reference to their…

A: Given: A: Married people B: Divorced people X: Very Happy people XA=600  nA=1413     XB=93  nB=485…

Q: If the proportion of H’s is .45 out of 200 flips, what is the p-value?

A:

Q: The International Brotherhood of Slide Whistlers wants to conduct a survey to find what proportion…

A: Let COnfidence interval be 90% Zc=1.645 E=3%=0.03 p=0.5 n=?

Q: (c) If the average cost of travel by bus increases by 10%, but the travel time by bus de- creases by…

A: This is a problem related to percentage. Based on the general formula and concept we will answer the…

Q: When 3,011 adults were surveyed in a Pew Research Center poll, 73% said that they use the internet.…

A: Given Information: n = 3011 ¾ of all adults use the internet (p)  = 75% = 0.75   = 73% = 0.73 Step…

Q: 13. If 27 out of 30 people passed a driving test, what percent failed?

A: Given Total people = 30 Passed people= 27 So ,failed people= 30-27 = 3

Q: (b) What is the proportion of wolves that are female but do not hunt in medium-sized packs o are not…

A: Hi, the question have the multiple sub-parts and as per the guidelines I am obliged to answer first…

Q: As a relative proportion, which survey question showed the MOST difference in the responses given…

A:

Q: What is the estimate of the common population proportion?

A: To find: The estimate of common population proportion

Q: a. What is the frequency for CEO ages berween 54 and 65? b. What percentage of CEOS are 65 vears or…

A: Consider the table ,  Age Frequency Relative frequency Cumulative relative frequency 40-44 3…

Q: The median yearly salary for a police dispatcher in a large city was $44,528. If the 25th percentile…

A: a. The median yearly salary for a police dispatcher in a large city was $44528.

Q: What are the steps for Finding Proportions for One Score?

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Q: What percentage of buyers paid between $14,500 and $16,000? %

A: Here Given Figure for the Normal distribution with  Mean=μ=$16,000σ=$ 500

Q: Will, an art student, randomly sampled oil paintings in a museum. He wanted to find out how many oil…

A: Given :  Margin of Error  (E) = 0.02 The proportion of paintings that were created using the color…

Q: What percentage of pets are Rabbits?

A:

Q: If N= 36,500 and n = 387, what is the proportion?

A: Proportion is defined as the ratio of two similar quantities. Here, the proportion is defined as the…

Q: Use Table B to answer the following question. 1. What proportion lies to the left of z=2.64?

A: Given that: Z is standard normal Distributed with i.e. mean µ =0 and standard deviation σ =1 By…

Q: If the proportion of Heads is .45 out of 200 flips, what is the p-value?

A: The proportion of Heads is .45 out of 200 flips.

Q: c)   If the scientists want to estimate the proportion of deer that carry Lyme disease ticks to…

A: We have given that,  Margin of error (E) = 0.02 and confidence level = 90% Then,  We will find the…

Q: What does the test of a single proportion entail?

A: The One-Sample Proportion Test is used to assess whether a population proportion (P1) is…

Q: A survey asks: Which online services have you used in the last month: - Twitter Facebook - Have used…

A:

Q: in the highest 2.5 percent eat?  What is the z-score

A: Given that 2.5% of the highest area present in the data. That is, P(Z>z)=2.5%=0.025…

Q: 4. Ms. Ellis expected 50 families to attend parent-teacher conferences, but 60 families attended.…

A: To calculate the percentage error

Q: The US population is 13% African American.  If you were to take a SRS of 500 Americans, above what…

A: Solution:From the given information, the proportion of African American is 0.13, random sample of…

Q: What is the margin of error for a poll with a sample size of 2000 people? Round your answer to the…

A:

Q: Given a bag with 13 red marbles, and 42 blue marbles, what is the probability of pulling two…

A: There are 13 red marbles and 42 blue marbles.

Q: What is the margin of error for a poll with a sample size of 1450 people? If you round the answer to…

A: We know that   Margin of error  for a pole with n people is given by   Margin of error=±100n

Q: Part B Which teacher was voted favorite by the greater number of students in the fifth-grade class?…

A: In the fifth grade Class, Total Number of students = 48 Total Number of girls = 25 Total Number of…

Q: In the upcoming election for governor, the most recent poll, based on 900 respondents, predicts that…

A: From the given information, In the upcoming election for governor, the most recent poll, based on…

Q: How do you find the stardard deivation for a sample proportion?

A: The sample proportion is p, suppose.  Find q which is equal to 1-p Finf the sample size = n

Q: What percent of students preferred iced tea?

A: Total number of students = (840+390+830+510+430) = 3000 Number of students who preferred iced tea =…

Q: A sample of Reese's pieces contains the following: 23 Orange, 14 Brown, 18 Yellow.  What is the…

A:

Q: If the proportion of Heads is .25 out of 200 flips, what is the p-value? Round to three places.

A: Given : The proportion of Heads is .25 out of 200 flips.

Q: If the proportion of Hs is .45 out of 200 flips, what is the p-value?

A: Solution-: Given : We find p-value=?

Q: For a survey based on 1,900 adults, what is the conservative margin of error as a proportion? (Round…

A: MOE

Q: Find out if illiteracy and criminality are associated or independent by using the Proportion Method.

A: The given data can be described as   Criminal  Not criminal Total Literates 8 (AB) 707 (Aβ) 715…

Q: mr. One researcher wants to estimate the proportion of MU students who are vegetarian, 6 answered…

A: Sample size is 30. There are 6 students are vegetarians. The hypotheses are given below: Null…

Q: Suppose that the result of a public opinion poll shows that just 10% of people would be willing to…

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Q: a) How many guests are represented on the box and whisker plot? b) What percent of days had less…

A: here form given boxplot, using 5 point summary  to answer the question  minimum = 15 Q1  = 30 Q2  =…

Q: What is the proportion of free apps available in the App store?

A: A survey of Android Apps bought in the App store, indicated that 50% were related to music, 30%…

Q: How could the survey question "Have you ever had a drink of alcohol?" be revised to obtain a valid…

A: Introduction :- We are given one survey question. We have to revise these questions to obtain valid…

Q: (d) What percentage of GMAT scores are between 447 and 747?

A: We have to find out given probabiity..

Q: Is the following interpretation of the odds ratio true or false? The odds of having a stoke are 1.93…

A: Given,   Stroke   Smokers Yes No Yes 171 3264 No 117 4320 Now the odds ratio is obtained…

Q: A sample of Reese's pieces contains the following: 30 Orange, 40 Brown, 20 Yellow. What is the…

A: A sample of Reese's pieces contains the following: 30 Orange, 40 Brown, 20 Yellow Total no. of…

Q: If the proportion of Hs is .25 out of 200 flips, what is the p-value? Round

A: Here proportion of head in fair coin should be 0.5 So take hypothesis with proportion p is 0.5 or…

Q: If five out of every eight trick-or-treaters that came to your house last Halloween were dressed as…

A: GIVEN: 5 out of every 8 trick or treaters that came to your house were dressed as cowboys.