Rapidldentity

Q: The sensitivity of a screening test is .95, and its specificity is .85. The rate of the disease for…

A: Given information- Sensitivity of a screening test = 0.95 Specificity of a screening test = 0.85 The…

Q: COPD) is quite common with over 3 million cases per year in the United States alone. This disease…

A: Chronic Obstructive Pulmonary disease symptoms are shortness of breath and risk of mortality among…

Q: Suppose you are an epidemiologist who did a survey of 1,150 women who gave birth in Malabon City in…

A: Given: Total women = 1150 Women takes multivitamins = 468 To find: Prevalence of frequent…

Q: You discover a new medication that may be effective in preventing heart attacks. You carry out a…

A: given that Heart attack  Yes   NoPlacebo           8    120Medication     4     168

Q: tion Mouse Population Over Time 200 100 100 200

A: Consider the graph

Q: dactonive: 2. 2.

A: To factorise x2y2z2-16 ⇒x2y2z2-42 We know that a2-b2=a+ba-b Here a=xyz and b=4

Q: margin of error s

A: The random sampling error resulting from surveying a population is called the margin of error.  the…

Q: True or false? The margin of error is always greater than or equal to the standard error.

A: Consider that Margin of error is defined as E and standard error is defined as S.E.Thus,From the…

Q: Sexe

A:

Q: pheroidal coordina h1

A: Laplacian: ∇2=1h1h2h3∂∂ηh2h3h1∂∂η+∂∂θh1h3h2∂∂θ+∂∂ϕh1h2h3∂∂ϕ Given:…

Q: I type error in hypothesis

A: Following are the two errors that occur while conducting the hypothesis testing for the particular…

Q: Goldfeld-Quandt)-test

A: We have Given suppose we perform Goldfeld Quandt test. this test is used for regression analysis.…

Q: Evaluake

A:

Q: Amobile HIV testing location is being planned for a fictious city of 250,000 people.In the United…

A: Given, The annual incidence of HIV is 13 new cases per 100,000 people per year. p = 13100000 =…

Q: heat problem:

A:

Q: 5. Radon Expose in Egyptian Tombs Many ancient Egyptian tombs were cut from limestone rock that…

A:

Q: Critical value: x² [ Select ] [ Select ] 1.96 3.841 5.991 1.645

A: Chi-Square distribution: The square of standard normal variate is known as Chi-Square variate with 1…

Q: hypotenuse (c)?

A: Given the length of a and b is (3,6) that a=3, b=6 consider the triangle △PQR therefore we know the…

Q: ANOVA df Regression 1 Residual 148 Total 149

A: we know that in the regression analysis the degrees of freedom for total is n-1 where n is the…

Q: Blood clotting is due to a sequence of chemical reactions. The protein thrombin initiates blood…

A: Wilcoxson sign rank test is a type of non parametric test. It is a alternate of parametric test, t…

Q: Open label study

A: Given that,

Q: True/False? Five hundred people are enrolled in a 10-year cohort study. At the start of the study,…

A: Prevalence: Prevalence is found by comparing the number of people found to have the disease with the…

Q: What measures an experiment’s ability for its results to be due to the treatment that was applied?…

A: When an experiment is carried out it aims to record the response from the samples that are caused by…

Q: Dilation cannot have a scale factor that is between 0 and 1. O True False

A: Dilation  scale factor can be any value between 0 to 1

Q: A screening test with 99% specificity and 99% sensitivity will necessarily have higher predictive…

A: Sensitivity and Predictive value: When a test has high Sensitivity, it means that it is less…

Q: Records show that deaths occur at the rate of 0.1 per day among patients residing in a large…

A: To find the chances that a week or more will elapse before another death occurs.

Q: Sample variability is well-known to be biased against population variability. How do we eliminate…

A: We know that sample variance is a biased estimator of population variance when divided by the actual…

Q: variation is a variation whose cause cannot be identified Select one:

A: The control chart is defined as a chart that is used to observe the change in the process over a…

Q: Question

A:

Q: . Antidifferentiate:

A:

Q: Romberg integration

A: (b) 0.38177 We have to find out the value of R3,3 by Romberg integration

Q: ANOVA Know how to fill in an ANOVA table DF for each within and between MS F

A: n =sample size k =number of groups/treatments Degree of freedom dfwithin = n-k dfbetween =k-1

Q: Specificity of the association is best described as

A: It is an important part of statistics. It is widely used.

Q: interhal. texrstenEe-

A:

Q: A risky eye surgery for patients in danger of permanent blindness is known to historically cure the…

A: Type I error: Type-I error is rejecting the null hypothesis H0, when the null hypothesis H0 is…

Q: Repeated measurement from the same individuals is an example of data collected from two related…

A:

Q: exponctial gouth or decay. thor gr. grauth/decay

A:

Q: the design of an experimental study that could determine whether you send text messages faster…

A: When a treatment is applied to a group and results are obtained after the treatment, the method is…

Q: The diversifiable risk of a portfolio: a. Is correlated with systematic risk. b. Can be made…

A: Given: The diversifiable risk of a portfolio:

Q: True or False? Assume the below life table was constructed from following individuals who were…

A: Correct answer : False

Q: Ortho normalise

A: Given, the sequence            (1, 0, 0,  . .  .), (1, 1, 0, . . .), (1, 1, 1, . . .),          . .…

Q: A. Postive errel.ation C) Nocerrelation आ्सशीष्य

A: Solution: 2. Correlation: Two variables are said to be correlated if there is an association between…

Q: km/hr Submit Question

A:

Q: How do you calculate a cohen's, why and when?

A: Cohen's d is calculated by the difference of the means of two data set divided by the pooled…

Q: Simpson's Rule

A:

Q: The relative measure of series 1 is greater than the relative measure of series 2. So, which series…

A: Answer is Series 1

Q: Calculate the test statistic. (X^2)Enter your answer rounded to three decimal places

A: From provided information, the aquarium began a survey program that involved randomly sampling…

Q: Define on empirical way and a statistical way to choose the best forecasting model for your time…

A: Hello. Since your question has multiple sub-parts, we will solve first three sub-parts for you. If…