What should you check before deciding if the linear regression equation is good to use? Group of answer choices the standard deviation should be greater than the accepted value used in this class, which is 0 the p-value must be greater than the accepted value used in this class, which is 0.05 the p-value must be less than the accepted value used in this class, which is 0.05 the standard deviation should be less than the accepted value used in this class, which is 0

Q: A magazine surveyed subscribers, asking which of the following reality shows they watched on a…

A: event (A) watched survivor event (B) watched the voice  event (C) watched america's got talent

Q: Matching Question In a sample of 25 ultra-green cars, seven of the cars obtained over 100 miles per…

A: Given that In a sample of 25 ultra-green cars, seven of the cars obtained over 100 miles per gallon…

Q: What is meant by cumulative​ frequency?     A. The cumulative frequency of a category is the number…

A:

Q: 7.7 Use a computer program to compute the probability that a t distribution with 36 df exceeds 2.5.

A: The degrees of freedom is, df = 36.

Q: The diameter of an oak tree trunk (y) depends on its age (x), height (x) and diameter of its crown…

A: The given data is diameter of an oak tree trunk depends on its age, height and diameter of its…

Q: 9

A:

Q: You are asked to select a password that consists of 5 characters. Each of the characters can be any…

A: It is given that a password consists of 5 characters, each characters can be any of the capital…

Q: Using the standard normal distribution, find the two z-scores that that form the middle shaded…

A: Given graph is

Q: A sample of 500 luxury hotels in the Northeast had an average room rate of $325 per night. Contruct…

A: Solution: Given information: n= 500 Sample size  x =325 Sample mean σ=35 Population standard…

Q: A random sample of size 81 is drawn from a population with a standard deviation of 12. If only 18%…

A: In question, Given that a random sample of size 81 is drawn from a population with standard…

Q: The average graduate student takes 12 psychology courses as an undergraduate. Jekyll believes that…

A: Given that Number of Courses 2 8 16 20 24  Population mean =12 We have to conduct hypothesis testing…

Q: For a uniform random variable `U~U(7,19)`, find the probability `P(8<U<10)`: `P(8<U<10)=`

A: From the provided information, X is random variable with a uniform distribution 'U~U (7, 19) Here a…

Q: n elevator has a placard stating that the maximum capacity is 1610 lb—10 passengers.​ So, 10 adult…

A: GIVEN DATA,normal distribution μ=171σ=25If the elevator is loaded with 10 adult male​ passengers,we…

Q: Fill in the P (X=x) values to give a legitimate probability distribution for the discrete random…

A:

Q: Ivanna asked her classmates to choose their favorite sport. She ended up with the tally table below.…

A: Given data is Sport  Tally Hockey |||| Football |||| |||| ||| Soccer || Basketball ||||…

Q: Casper is studying intelligence, and reports that IQ scores have a µ = 100 and σ = 15. One of her…

A:

Q: A warehouse manager collects the following data on order interarrival times (in days) for a certar…

A: Let us denote the interarrival times as X. Given that the interarrival times come from an…

Q: An estimator is "______" if its expected value equals the population parameter of interest

A: The question is about inference Introduction : Estimator : When a statistic is used to estimate a…

Q: How to calculate the probability that 2 out of the 19 patients won't

A: Given that The probability that a patient does not recover from a certain stomach disease is 9.0%.…

Q: Assume that females have pulse rates that are normally distributed with a mean of μ = 75.0 beats per…

A: We have given that Mean(µ) = 75Standard deviations (σ) = 12.5X ~ N (µ, σ )= N(75, 12.5)

Q: A federal report indicated that 28% of children under age 6 live in pove in Kentucky, an increase…

A: Given,margin of error(E)=0.01sample proportion(p^)=0.28α=1-0.99=0.01α2=0.005Z0.005=2.5758

Q: Assume the critical value on the right side of a Z distribution was 1.96. A researcher received a…

A: given data  right tailed test  Zc = 1.96 test statistic Z = 2.5 we have to make decision about null…

Q: In 2020, the Census Bureau listed Frisco, Texas as the fastest-growing city in the nation. In fact,…

A: Given,n=74p=0.42np=74×0.42=31.08&gt;10and n(1-p)=74(1-0.42)=42.92&gt;10

Q: Given in the table are the BMI statistics for random samples of men and women. Assume that the two…

A: Given that  n 43 43 x 27.8457 26.4471 s 8.895213 5.255631

Q: Independent random samples were selected from two quantitative populations, with sample sizes,…

A: Givenn1=n2=70x1=123.8          x2=123.8s1=5.9               s2=6.1confidence level=95%

Q: Could you help me calculate r? Also could you demonstrate how to find the critical

A: Given that We have to find a...Scatter plot  b...sample correlation coefficient c... critical value…

Q: I don't understand with the numbers clutter together

A: Virginia 35 Maryland 28 Delaware 23 Total residents = 86 Two people are chosen

Q: A teacher from the College of Business Administration of UPang is using the Test-Retest Method to…

A: The scores of 10 students in two tests are given. We have to compute Spearman rank correlation…

Q: Suppose that the creatine kinase levels among healthy males are normally distributed with a standard…

A:

Q: Ith a mean of $145 and a standard deviation of $30. Let x be the mean amount of electricity bills…

A: Given that  Sample size n =24 Population mean =145 Population standard deviation =30

Q: Restaurant 1 2 3 4 5 6 7 8 9 10 Student(100s) 2 6 8 8 12 16 20 20 22 26 Sales (Kshs.1000s) 58 105 88…

A: The quarterly sales depend on the number of students. Here number of students is independent…

Q: Consider a Uniform Distribution U(10, 110), compute the conditional probability P(x > 37 | x < 72)

A: given data uniform distribution X~U(10,110)P(x&gt;37|x&lt;72) = ?

Q: can you write this out, in text this is confusing

A: The standard deviation is $40.

Q: The following table provides data on the number of teachers according to the time devoted to public…

A: Given that    Professors Lectures Tutors Total  A good deal 25 13 9 47…

Q: An article in Knee Surgery, Sports Traumatology, Arthroscopy ["Arthroscopic Meniscal Repair with an…

A: Givensample size(n)=37x=25sample proportion(p^)=xn=2537p^=0.675676p^≅0.676confidence level=95%

Q: Set up null and alternative hypotheses to try to determine whether there is a difference in ad…

A:

Q: The consultants at Hayward Management Consulting Group are discussing the factors that explain…

A: Variable 1 Wage 2 Industry 3 Occupation 4 Education 5 South 6 Non-white 7 Hispanic…

Q: reatments: 1) P+P: placebo "growth hormone" and placebo "steroid" 2) P+S: placebo "growth hormone"…

A: Solution: Given information: k= 4 groups  n= 60 Total observation  Sum of square of total = SST=…

Q: 15. The inside diameter of a randomly selected piston ring is a random variable with mean value 12…

A: Given data mean value=12cm standard deviation=0.04cm

Q: The results of a national survey showed that on average, adults sleep 7.3 hours per night. Suppose…

A: Given that  Mean = M = 7.3 , Standard deviation = SD = 2

Q: Engineers want to design seats in commercial aircraft so that they are wide enough to fit 90% of all…

A: GIVEN DATA μ = 14.3σ = 0.9find P90 = ?

Q: 1. At Abraham Lincoln High School an achievement test is used for college placement. Counselors…

A: 1. It is given that the test scores are normally distributed.

Q: A college claims that the proportion, p, of students who commute more than fifteen miles to school…

A: Given  p=25%, n=260, x=47  Level of significance ɑ=0.10

Q: A sample of 22 households uses an average of 346.2 gallons of water per day, with a sample standard…

A: The sample size is 22, sample mean is 346.2 and sample standard deviation is 50.5.

Q: The average temperature for the week was Fahrenheit. degrees

A: Given that  The data are X: 6 , -5 , -3 , -8 , 3 , -4 , 2 n = 7

Q: A Uniform Distribution U(a, 16.8) has probability Density Function f(x) = 0.030 when its not equal…

A: From the provided information, X~U (a, 16.8) U (a, 16.8) has probability density function f(x) =…

Q: a. Interpret the meaning of the Y-intercept, bo Interpret the meaning of the slope, b1

A: Given straight line equation isYi^=16-0.4Xi

Q: 1- (a) Given the set X = {A, B, C, D, E), find the number of permutations of the elements of X (b)…

A: As per our guidelines I can solve only first three subparts. Kindly post the remaining subparts…

Q: Find the area of the shaded region. The graph depicts the standard normal distribution with mean 0…

A: Required probability is P(Z&lt;0.64)

Q: .1 0.2 0.3 0.4 0.5 0.0178 0.06 0.122 0.201 0.297 a between ne of particular th area e (x)) dx f(x))…

A: