Mathematics problem solving

(1) If r = ?1.00, which one of the following will be true? a. Scores on X will b

(1) If r =  ?1.00, which one of the following will be true? a. Scores on X will be of no use in predicting scores on Y b. Scores on X can be perfectly predicted from scores on Y c…

(1) If the alternative hypothesis is ? > 50, we have a left-tailed test. can be

(1) If the alternative hypothesis is ? > 50, we have a left-tailed test. can be negative group factor A has 4 possible values and factor B has 3 possible values, is 12 c. d. (1…

(1) If x >0, find the equation of the line normal to y = (x + 3)^3 and qith slop

(1) If x >0, find the equation of the line normal to y = (x + 3)^3 and qith slope -1/75 . VIew the curve and noemal line on a graphic calculator . (simplify your answer. Do not…

(1) If you have a bivariate data set for 40 people, how many actual data values

(1) If you have a bivariate data set for 40 people, how many actual data values will you have in your data set? (2) When 2 variables appear to be correlation but are actually rela…

(1) Implement Newton\'s method, including a damping factor A. Your code should c

(1) Implement Newton's method, including a damping factor A. Your code should contain a function newton(f, df, ??, 1ambda, tol), f s the function f(x) for which we want to determi…

(1) In a full complete English sentence using the following summary statistics a

(1) In a full complete English sentence using the following summary statistics as supporting evidence, describe the distribution of the county-level poverty rate. Don’t forget to …

(1) In a full complete English sentence using the following summary statistics a

(1) In a full complete English sentence using the following summary statistics as supporting evidence, describe the distribution of the county-level poverty rate. Don’t forget to …

(1) In a sample of 200 adult drivers, 40% admitted that they often use their cel

(1) In a sample of 200 adult drivers, 40% admitted that they often use their cell phone while driving. In a sample of 220 adolescent drivers, 32% admitted that they often use thei…

(1) In a set of raw scores for a teacher-constructed test, what will be the shap

(1) In a set of raw scores for a teacher-constructed test, what will be the shape of the distribution around the mean? a. normal b. bimodal c. skewed d. it could be distributed in…

(1) In a two-candidate election, the population support is evenly divided betwee

(1) In a two-candidate election, the population support is evenly divided between the two; both have 50% support. If we where to poll 600 people at random from the population, and…

(1) In a two-candidate election, the population support is evenly divided betwee

(1) In a two-candidate election, the population support is evenly divided between the two; both have 50% support. If we where to poll 600 people at random from the population, and…

(1) In each case, justify your answer. (a) Is U = {f e F([a,b])|f(a) = f(b)} a s

(1) In each case, justify your answer. (a) Is U = {f e F([a,b])|f(a) = f(b)} a subspace of F([a, b]), where F([a, b]) is the vector space of real-valued functions defined on the i…

(1) In studying water waves, the vertical velocity y (in ft ) of a wave was dete

(1) In studying water waves, the vertical velocity y (in ft ) of a wave was determined to be y = 0.60 sin 2t + 0.20 cos t, where t is the time (in s ) . Find the velocity and and …

(1) In the aftermath of a car accident, it is concluded that one driver slowed t

(1) In the aftermath of a car accident, it is concluded that one driver slowed to a halt in 16 seconds while skidding 1075 feet. If the speed limit was 45 miles per hour, can it b…

(1) It is a common misperception that the distribution of values for biological

(1) It is a common misperception that the distribution of values for biological data has a Normal distribution; related is the (also common) misperception that one needs to have d…

(1) Jackie manages 12 programmers at CIBC. a) In how namy ways could 7 programme

(1) Jackie manages 12 programmers at CIBC. a) In how namy ways could 7 programmers be selected for 7 different assignments? b) In how many ways could 7 programmers be selected to …

(1) Jackie manages 12 programmers at CIBC. a) In how namy ways could 7 programme

(1) Jackie manages 12 programmers at CIBC. a) In how namy ways could 7 programmers be selected for 7 different assignments? b) In how many ways could 7 programmers be selected to …

(1) Let A be a bounded above nonempty subset of R. Show that there exists an inc

(1) Let A be a bounded above nonempty subset of R. Show that there exists an increasing sequence {Xn}n=1 to infinity in A which converges to sup(A). (2)Let Xn = n^(1/n) for n belo…

(1) Let A(h) be the cross-sectional area of the water int he tank at height h an

(1) Let A(h) be the cross-sectional area of the water int he tank at height h and a the areas of drain hole. the rate at which water if flowing out of the tank at time t can be ex…

(1) Let T : R n ---> R m be linear tranformations. a. If T maps R n onto R m , g

(1) Let T: Rn--->Rm be linear tranformations. a. If T maps Rnonto Rm, give a relationship between m and n b. If T is one-to-one, give a relationship between m and n c. If T map…

(1) Let T : R n ---> R m be linear tranformations. a. If T maps R n onto R m , g

(1) Let T: Rn--->Rm be linear tranformations. a. If T maps Rnonto Rm, give a relationship between m and n b. If T is one-to-one, give a relationship between m and n c. If T map…

(1) Let T : R n ---> R m be linear tranformations. a. If T maps R n onto R m , g

(1) Let T: Rn--->Rm be linear tranformations. a. If T maps Rnonto Rm, give a relationship between m and n b. If T is one-to-one, give a relationship between m and n c. If T map…

(1) Let p= prime integer. Let T= the set of rational numbers (in lowest terms) w

(1) Let p= prime integer. Let T= the set of rational numbers (in lowest terms) whose denominators are not divisible by p. Let I= the set of elements of T whose numerators are divi…

(1) Let { v 1 , v 2 , v 3 } be a set of vectors in R n . If u is Span { v 1 , v

(1) Let {v1,v2,v3} be a set of vectors in Rn . If u is Span {v1,v2,v3}, show that 3u is in Span {v1,v2,v3}. (Hint: since you are told that u is in the span {v1,v2,v3}, you can aut…

(1) Massood Shawn ×Trump vs CNN FULLT A Sacramento Kings WeBW0rKf17bi ay: Mail m

(1) Massood Shawn ×Trump vs CNN FULLT A Sacramento Kings WeBW0rKf17bi ay: Mail massoodsat TO Archer's Chant Unlix > d webwork math ttu.edu/webwork2/f17bjayasi 2450s012/HW04/6/?…

(1) No, np and n(1-p) are not both > 15. (2) Yes, because the population is appr

(1) No, np and n(1-p) are not both > 15. (2) Yes, because the population is approximately normal because n > 30. (3) Yes, because the data are approximately normal. (4) Yes,…

(1) O Reject (2) O not sufficient O Fall to reject O sufficient 15 The accompany

(1) O Reject (2) O not sufficient O Fall to reject O sufficient 15 The accompanying data table lists the magntudes of 50 earthquakes measured on the Richter scale Test the claim t…

(1) O Reject (2) O not sufficient O Fall to reject O sufficient 15 The accompany

(1) O Reject (2) O not sufficient O Fall to reject O sufficient 15 The accompanying data table lists the magntudes of 50 earthquakes measured on the Richter scale Test the claim t…

(1) O more than O exactly O fewer than O at most O at least 6, A drug tester cla

(1) O more than O exactly O fewer than O at most O at least 6, A drug tester claims that a drug cures a rare skin disease 77% of the time. The claim is checked by testing the drug…

(1) Psychopathic Personality Disorder (psychopathy) is defined as a condition th

(1) Psychopathic Personality Disorder (psychopathy) is defined as a condition that negatively affects one's level of empathy, conscience, and impulse control. A questionnaire was …

(1) Psychopathic Personality Disorder (psychopathy) is defined as a condition th

(1) Psychopathic Personality Disorder (psychopathy) is defined as a condition that negatively affects one's level of empathy, conscience, and impulse control. A questionnaire was …

(1) Public health records indicate that t weeks after the outbreak of a certain

(1) Public health records indicate that t weeks after the outbreak of a certain form of influenza, approximately f (t) =4/(1+7e^(-0.7t)) thousand people had caught the disease. a)…

(1) QNB branch at QU has two cashier lines, one is known to be faster than the o

(1) QNB branch at QU has two cashier lines, one is known to be faster than the other. Let X denote the number of customers in the first line and X2 denote the number of customers …

(1) Ski Gondola Safety. A ski gondola in Vail, Colorado, carries skiers to the t

(1) Ski Gondola Safety. A ski gondola in Vail, Colorado, carries skiers to the top of a mountain. It bears a plaque stating that the maximum capacity is 12 people or 2004 pounds. …

(1) Some plays of Shakespeare are histories. (2) No plays commonly read in Engli

(1)Some plays of Shakespeare are histories. (2) No plays commonly read in English classes are histories.  (3) Therefore, some plays of Shakespeare are not plays commonly read in E…

(1) Some researches were checking the eye color of flies Suppose that the probab

(1) Some researches were checking the eye color of flies Suppose that the probability of black eyes is find the probability of observing the third black-eyed fly on the and the pr…

(1) Suppose a research company surveys workers in theUnited States to determine

(1) Suppose a research company surveys workers in theUnited States to determine the number of times they are absent fromwork in a given year. What is the random variable for this …

(1) Suppose a research company surveys workers in theUnited States to determine

(1) Suppose a research company surveys workers in theUnited States to determine the number of times they are absent fromwork in a given year. What is the random variable for this …

(1) Suppose in one year period the risk-free interest rate is 5%, a market portf

(1) Suppose in one year period the risk-free interest rate is 5%, a market portfolio M has the expected return 9% and variance 4%. Assume the covariance between an asset i and M i…

(1) Suppose p and q = (4p + 1) are both primes. If a is a quadratic non-residue

(1) Suppose p and q = (4p + 1) are both primes. If a is a quadratic non-residue of q show that a is either a primitive root of q, or that a has order 4 (mod q). (2) Let n be an in…

(1) Suppose that the time to repair a machine is exponentially distributed with

(1) Suppose that the time to repair a machine is exponentially distributed with mean 2. (a) What is the probability that a repair takes more than two hours? (b) What is the probab…

(1) Suppose you are given three vectors V1,v2,V3 ? R5 and are asked to determine

(1) Suppose you are given three vectors V1,v2,V3 ? R5 and are asked to determine whether b ER is a linear combination of V1, V2, V3 a) Explain how you would use the definition of …

(1) Suppose you are interested in comparing by sex the mean number of clinician

(1) Suppose you are interested in comparing by sex the mean number of clinician visits at your agency per year. You hypothesize that women are more likely to visit the clinicians …

(1) The correlation between two orthogonal predictor variables is: a. 1.0 b. 0.0

(1)   The correlation between two orthogonal predictor variables is: a. 1.0 b. 0.0 c. 0.5 d. Correlation does not exist. (2)   Consider a regression model with predictor variables…

(1) The correlation between two orthogonal predictor variables is: a. 1.0 b. 0.0

(1)   The correlation between two orthogonal predictor variables is: a. 1.0 b. 0.0 c. 0.5 d. Correlation does not exist. (2)   Consider a regression model with predictor variables…

(1) The expressions below are in exponential form. Express them in (a) 104=10,00

(1) The expressions below are in exponential form. Express them in (a) 104=10,000 log:010000 (b)2-8 logas 3 logarithmic form. (2) The expressions below are in logarithmic form. Ex…

(1) The following table reports the curb weight, horsepower, and the speed at ¼

(1)        The following table reports the curb weight, horsepower, and the speed at ¼ mile for 16 sports and GT cars (1998 Road & Track Sports & GT Cars).                …

(1) The radius of sphere A is twice that of sphere B. How many times larger is t

(1) The radius of sphere A is twice that of sphere B. How many times larger is the volume of A compared to that of B? Note, the volume of a sphere of radius r is: V =4/3?r^3 . (2)…

(1) The same car company wanted to know the tread wear on tires. Therefore, elev

(1) The same car company wanted to know the tread wear on tires. Therefore, eleven tires were each measured for tread wear by two methods, one based on weight and the other on gro…

(1) The table below shows the probability distribution of the demand for bread (

(1) The table below shows the probability distribution of the demand for bread (in hundreds) of loaves per day at a bakery in a large metropolitan city: X (lovaes in hundreds)    …