10:31 C O F ll 27%. Shared By Jazzy Pooh O O0 8:14 PM 8:13 .ul LTE AA A Icisd.instructure.com Exam 5.1 ACA Return Submit 13 = C ... II

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A: A medical researcher is studying the effects of a drug on blood pressure.Let d be the difference…

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A: We use basic inverse trigonometric identity.

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A: Step 1: Step 2: Step 3: Step 4:

Q: If p (E1) = 0.3, p (E2) = 0.4 p(E1/E2)=0.5 so p(E1 cross E2)= 0.2 0.15 0.12 0.7 %3D %3D

A: Given, pE1=0.3pE2=0.4pE1E2=0.5

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A: we know that when we use t-test  some condition for t- test

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Q: The above ANOVA output is part of the printout relating truck weight to fuel consumption. Calculate…

A: The given ANOVA out put is : dfSSRegression 1566.50Error4859.43Total49We have to find the…

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Q: 1) Inspect the data and estimate the amount of blood lost due to one hookworm. (mL/day)

A: X Y (x-xbar) (x-xbar)^2 (y-ybar) (y-ybar)^2 (x-xbar)*(y-ybar) 24 12.2 -26.83333 720.02778…

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A: Margin of error of second study will likely to be less than 10 pounds per square inch A margin of…

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Q: Company Size Social Media Use Small Medium Large Yes 78 42 23 No 26 37 22 What is the calculated…

A: Observed values with marginal totals:

Q: be used to measure the variability? a; - I 1 | i=1 a; n - ai - H a; - H O = i=1 18 2.

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Q: For 50 randomly selected speed dates, attractiveness ratings by males of their female date partners…

A: We have to predict value of y.

Q: 6. Using the diagram below, find the value of x. mL4 = 2x - 5 m25 = 4x -13 %3D 3/5

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Q: A reference period will decrease the reliability of a question. True False

A:

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.