A market research organization surveyed 102 people and found that 73 of them would like more baseball games shown on network TV. Estimate the probability that a person picked at random would not express this opinion

Q: Suppose that you sampled 2 CEOs with replacement instead. How many different samples are possible,…

A: Sampling is a process which is used in statistical analysis. In sampling a predetermined number of…

Q: A poll showed that 43.6% of Americans say they believe that some people see the future in their…

A: From the given information, probability that Americans say they believe that some people see the…

Q: ABC Interactive survey stated that 25% of employees said that their company is loyal to them. Ten…

A:

Q: According to the National Center for Education Statistics, 17% of all people in the United States,…

A:

Q: Based on a survey by Consumer Technology Association, smartwatches are used in 18% of U.S.…

A: given data P(smartphones are used in US household) = p = 0.18P(randomly selected household has no…

Q: It is reported that 78 percent of workers aged 16 and over drive to work alone. Choose 5 workers at…

A: Given that, 78 percent of workers aged 16 and over drive to work alone.  Sample size = 5

Q: 16 of the 200 digital video recorders​ (DVRs) in an inventory are known to be defective. What is the…

A: Given that, 16 of the 200 digital video recorders​  (DVRs) in an inventory are known to be…

Q: According to some estimates, approximately 34.3% of the American population has A+ blood.  Suppose…

A: We have to find given probabaility.

Q: When purchasing boards from a wood supplier, it has been documented that 44% of the boards that are…

A: Given that  Sample size n =300 Population proportion p=44%=0.44

Q: A study showed that ​69.7% of occupants involved in a fatal car crash wore seat belts. Of those in a…

A:

Q: According to a study, 20% of corporate officers are women. Suppose that you select a random sample…

A:

Q: The national weather service states that 40% of hurricanes that make landfall on the east coast of…

A: we have to find probability that in a sample of 19 hurricanes that make landfall on the east coast…

Q: Suppose that 46% of people own dogs. If you pick two people at random, what is the probability that…

A:

Q: In 2017, 39.2% of the total email messages is spam. If 59 email messages from 2017 are randomly…

A: From the given information ,39.2% of the total email messages is spam .ie, P(success) = p = 39.2% =…

Q: According to a​ study, 65.8​% of college freshmen majoring in business said that​ "to get training…

A: Step 1:The given is a binomial distribution. A binomial distribution is the likelihood of observing…

Q: Just before a referendum on a school​ budget, a local newspaper polls 357 voters to predict whether…

A: Given, n = 357 p = 53% = 0.53

Q: Assume that when adults with smartphones are randomly​ selected, 39​% use them in meetings or…

A:

Q: A survey of 400 randomly selected high school students determined that 286 play organized sports.…

A: The objective of this question is to find the probability that a randomly selected high school…

Q: According to the Center for Disease Control (CDC), the percentage of boys who are diagnosed with…

A:

Q: A survey conducted by a song rating service finds that the percentages of listeners familiar with…

A:

Q: A  survey was done to see which platform people prefer the most.    Facebook Instagram Snapchat…

A: Let us take the probability of choosing someone who prefers Instagram as P(A) and the probability of…

Q: university study involves a simple random sample of 26 students taken from a population of​ 12,550.…

A: Given that Simple random sample size (n) = 26 Population size  = 12,550 Undergraduate students make…

Q: In a poll conducted by the general social survey, 70% of respondents said that their jobs were…

A: Probability of respondents said that their jobs were sometimes or always stressful(p)= 0.70sample…

Types of Bias

Statistics is the study of data collection, organization, analysis, interpretation, and presentation. Statistical bias is a characteristic of a statistical technique or its findings in which the expected value deviates from the actual root quantitative parameter being estimated. According to the actual definition of bias, it refers to the tendency of a statistic to overestimate or underestimate a parameter.