An article stated that last year 807 people taking a certain medication suffered from serious side effects while this year, after medication had been modified, only 391 suffered serious side effects. What information is missing? Why would it be important to include this information?

Q: Suppose a quarterback's completion percentage for the season is 67.2%. Based on relative frequency,…

A: We have to find Based on relative frequency, is it more likely that he will complete his next two…

Q: A child dying from an accidental poisoning is a terrible incident. Is it more likely that male child…

A: From the provided information, Sample size (n) = 1830 Male (x) = 1031 Level of significance (α) =…

Q: A cognitive psychologist is interested in the effect that sleep has on daily stress levels. To…

A: The participants are split into two equal groups. Let the first group be the one who gets less than…

Q: What the two primary sources of confounding?

A: A confounding variable is a variable that influences both the independent variable and dependent…

Q: The General Social Survey asked a sample of 1294 people whether they performed any volunteer work…

A: The null and alternative hypothesis, This is the right-tailed test, for α=0.05 The critical value…

Q: According to one survey taken a few years ago, 32% of American households have attempted to reduce…

A: Given : Let p be the proportion of American households have attempted to reduce their long-distance…

Q: According to one survey taken a few years ago, 32% of American households have attempted to reduce…

A: From the given information we conduct Z test for proprtion.

Q: recent study reported that the prevalence of hyperlipidemia ( defined as total cholesterol over 200)…

A: Let X represents the Number of children age 2 to 6 having the hyperlipidemia in a sample of 12…

Q: Out of a sample of 38 people, 23 people enjoyed biking and 15 enjoyed running. Test the claim that…

A: Given that,  x = 23, n = 38 The sample proportion of people prefer biking is, Null and alternative…

Q: Consider a diagnostic screen evaluating pregnant women for carrying a fetus with Down Syndrome. 4810…

A:

Q: An article summarized data from a survey of a random sample of a certain number of U.S. adults with…

A:

Q: A medical study followed 675 cancer patients who received either the new drug lafent or a standard…

A: Given that there are 675 cancer patients who received either the new drug or a standard chemotherapy…

Q: A researcher knows from decades of past research that scores on IQ tests have an average μ = 100.…

A: The given information is that a researcher knows from decades of past research that scores an IQ…

Q: According to one survey taken a few years ago, 32% of American households have attempted to reduce…

A: From the provided information, Population proportion (p) = 0.32 Sample size (n) = 80 Out of which…

Q: On September 10, 2020 a survey of 24,000 residents in nursing homes between 75 and 90 years old in a…

A: Prevalance ratio is used to determine the risk ratio of cohort study. It used to determine the…

Q: Governor Andy Beshear stated that COVID-19 is disproportionately affecting the AfricanAmerican…

A: Note: Hi there! Thank you for posting the question. As your question has more than 3 parts, we have…

Q: Governor Andy Beshear stated that COVID-19 is disproportionately affecting the AfricanAmerican…

A: Introduction: Denote p as the true proportion of people of Race A dying due to COVID-19 in the given…

Q: How important is it to have more than one source before presenting any evidence to individuals to…

A: We have to discuss importance of sources for any claim.

Q: An epidemiological study projects that 25% of a population in certain area are expected to get sick…

A: This is a probelm of percentage. Lets solve this using the concept of the same.

Q: A child dying from an accidental poisoning is a terrible incident. Is it more likely that a male…

A: Given: A child dying from an accidental poisoning.  It is showed that out of 1830 children between…

Q: Let's say scientists studied 869 people to determine the effects of a cholera vaccine, and the…

A: We are asked  to find the percentage of those who not vaccinated were infected

Q: According to the February 2008 Federal Trade Commission report on consumer fraud and identity theft,…

A: If the value of sample size is more than 30, then we say that it is a large sample test. Once we…

Q: If the odds of catching the flu among individuals who take vitamin C is 0.0342 and the odds of…

A: The odds of catching the flu among individuals who take vitamin C is 0.0342. The odds of catching…

Q: A random study reported that 74% of very-low-birth-weight babies graduate from high school by age…

A: Given that, The probability of very high low birth weight babies graduate from high school by age 20…

Q: If six out of ten individuals in a population carry a gene for a defective enzyme, how many…

A:

Q: A researcher determines that 8% of the males enrolled in Introductory Psychology have some form of…

A: Given information:      Proportion of men affected by color blindness = p1 = 0.08      Proportion of…

Q: researcher decides to follow a group of 8 individuals taking a specific anti-TNF drug used to treat…

A: Based on the given chart,  First individual developed the immunity in 6 months Second individual…

Q: Nine students held their breath, once after breathing normally and relaxing for one minute, and once…

A: Provided information is, mine students held their breath, once after breathing normally and relaxing…

Q: According to one survey taken a few years ago, 32% of American households have attempted to reduce…

A: The single proportion binomial test is used to compare a proportion of responses or values in a…

Q: A study published in JAMA in 2004 examined past results of other studies on bariatric surgery.…

A: It is given that x=1417 and n=1846.

Q: You are concerned that nausea may be a side effect of Tamiflu, but you cannot jJust give Tamiflu to…

A: Hey there! Thank you for posting the question. Since your question has more than 3 parts, we are…

Q: show had an AQH rating of 12.0 among Men and 15.0 among Women. If Women constituted ercent of the…

A:

Q: During a country wide investigation the incidence of TB was found to be 1%. In a college of 400…

A: In a college 5 were reported to be affected by the incidence of TB out of a strength of 400(=n1). ∴…

Q: A sociologist sampled 200 people who work in computer-related jobs, and found that 42 of them have…

A:

Q: A recent poll of 2940 corporate executives showed that the average price of their cars is $31,800…

A: Introduction: The poll consists of 2940 corporate executives. The average price of the cars owned by…

Q: Suppose that an examination was hard and most students received extremely low grade on it. This is…

A:

Q: A scientist studied the spread of AIDS and concluded that 24% of people contracted the disease.…

A: A scientist concluded in a test that 24% of people contracted in the disease. The scientist was…

Q: You are concerned that nausea may be a side effect of Tamiflu, but you cannot just give Tamiflu to…

A: From the provided information, Sample size (n) = 2211 Out of which 741 experienced nausea that is x…

Q: If the data is IQ test scores, an individual with a negative z-score what IQ level would he have? 2

A: Here the z-score is negative. So individual will have low IQ.

Q: This research was conducted with Korean adolescents in the Los Angeles area. Would you be willing to…

A: It is not advisable to generalize the results of the study to Korean adolescents living in other…

Q: You are concerned that nausea may be a side effect of Tamiflu, but you cannot just give Tamiflu to…

A: Note: Hi, thank you for the question. As per our company guideline we are supposed to answer only…

Q: Suppose we are interested in the risk of peripheral neuropathy among persons with diabetes. To study…

A: We are interested in finding the risk during 5 years.

Q: You are concerned that nausea may be a side effect of Tamiflu, but you cannot just give Tamiflu to…

A: a) Hypotheses: H0: p ≤ 0.34H1: p > 0.34  claim

Q: Kentville, a community of 10,000 people, resides next to a krypton mine, and there is a concern that…

A: Given  People in Kentville : 10000 People in Lanesburg : 25000 People died of Kryptonosis last year…

Q: You are concerned that nausea may be a side effect of Tamiflu, but you cannot just give Tamiflu to…

A: Hey there! Thank you for posting the question. Since your question has more than 3 parts, we are…

Q: You are concerned that nausea may be a side effect of Tamiflu, but you cannot just give Tamiflu to…

A: Given Information: 32% of people who get the flu experience nausea. p = 0.32 Sample size (n) = 2254…

Q: You believed that sending positive thoughts to your classmates that have been so much bothered with…

A: The data represents the grades of classmates before and after bunch of thoughtful messages are sent…

Q: a report about an isolated community claims there are more newborn females than males although we…

A: The given claim is that there are more newborn females than males.Let p1 and p2 be the sample…

Q: You are concerned that nausea may be a side effect of Tamiflu, but you cannot just give Tamiflu to…

A:

Bar Graphs

A bar graph is a chart or graphical representation of data. A bar chart, also known as a bar graph, is a graph or chart that displays categorical data using rectangular bars with heights or lengths equal to the values they represent. Typically, bar graphs show categorical and numerical variables grouped in class intervals. A bar graph is useful for comparing and analyzing a set of data.