Twenty sections of bilingual math courses, taught in both English and Spanish, are to be offered in introductory algebra, intermediate algebra, and liberal arts math. The preregistration figures for the number of students planning to enroll in these bilingual sections are given in the following table. Use Webster's method with d=29.6 to determine how many bilingual sections of each course should be offered. Introductory Algebra 130 Course Enrollment Intermediate Algebra Liberal Arts Math 198 279

Q: NT #2 Let X be a uniformally distributed continuous random variable with A=4 and B = 12. a) Find…

A: Hi! Thank you for the question. As per the honor code, we are allowed to answer three sub-parts at a…

Q: A sushi restaurant makes 12 types of sushi rolls each day. They also offer 7 sashimi plates. A…

A: Here the given information is A sushi restaurant makes 12 types of sushi rolls each day. They also…

Q: Determine the area under the standard normal curve that lies between (a) Z = -1.24 and Z=1.24, (b)…

A: Given that.   X~N( 0 , 1 )   μ=0 , ?=1 (for standard normal distribution)   Z-score =( x - μ )/?

Q: • Find the standard deviation of the following data sets: data set a: 15, 16, 7, 5, 14, 10 data set…

A: given data, here we have to find out the  standard deviation of the data sets:data set A and data…

Q: b) Plot a scatterplot with coastal ocean surface temperature (horizontal axis) and costal air…

A: X-axis ( coastal ocean surface temperature )…

Q: A QC employee for Frito Lay monitors the weight of potato chip bags. The target weight is oz…

A: ANSWER:   a To set up a control chart, we first need to calculate the control limits using the given…

Q: How many subjects would be needed to ensure that a 95% confidence interval estimate of BMI had a…

A: We have given the following data 28      21        37        38        24        28        38…

Q: Last week Sarah had exams in her math and Spanish classes. On the math exam, the mean was u=40 with…

A: According to the given information in this question We need to find the z score of both

Q: T-Distribution Question: If we let X1, X2,...X10 be a random sample from the distribution N( μ, σ),…

A: Given that  X~N( μ, σ) Sample size n =10

Q: Use the same information as in NT #2. a) Find E(X). b) Find V(X). NT #5 The weights of bags of…

A: Given that  X~U(A, B) A=4 , B=12

Q: 4. Let X denote the vibratory stress (psi) on a wind tur- bine blade at a particular wind speed in a…

A: Hi! Thank you for the question. As per the honor code, we are allowed to answer three sub-parts at a…

Q: P(X #0 and Y# 0) = d) Compute the marginal pmf of X. 0 x Px (x) Compute the marginal pmf of Y. 0 y…

A: Result: Xand Y are independent iff P(X,Y)=P(x)×P(y) Otherwise not independent.

Q: 6. Theoretical equation: Si = Bo+ B1Y₁+ B ₂ G₁ + 5 i 0 Where: S = Educational birr spent per school…

A: Given the estimated regression equation as S^i=-183+0.1422Yi-5926Gi Where : S=Educational birr spent…

Q: it is not taking 87 subjects as the answer

A:

Q: ANALYZING DATA The scores of two golfers are shown. Golfer A Golfer B 83 88 89 87 84 95 93 95 91 89…

A: Given that, Golfer  A Golfer B 83 89 84 93 91 92 90 88 98 89 88 87 95 95 89 94…

Q: NT #5 The weights of bags of pretzels produced in a certain factory are found to be normally…

A: Given that weight of the bag is normally distributed with a mean of 16.5 and a standard deviation of…

Q: Question 1 A researcher is interested in measuring the memory recall of students. Twenty students…

A:

Q: b. What are the test statistics? (Round your answers to 4 decimal places.) Treatments Blocks Test…

A: The data shows the sequence and students.

Q: QUESTION 6 A box of Wheaties has one of four U.S. Olympian trading cards stuffed inside at random.…

A:

Q: he manufacturer of a new racecar engine claims that the proportion of engine failures ue to…

A: Given that  Sample size n1=185 , n2=160 Favorable cases x1=16 , x2=7

Q: Suppose these data show the number of gallons of gasoline sold by a gasoline distributor in…

A: Simple moving average forcast :  Average = (x1+X2+X3.....Xn)/n  *Lower the MSE represent good…

Q: P₂(x) Compute the marginal pmf of Y. P, (v) 0 1 Using P(x), what is P(X ≤ 1)? P(X ≤1)=[ 2 e) Are X…

A: The question is about joint prob. distribution Given :   To find : d ) marginal p.m.f. of X and Y.…

Q: The variance of temperatures (Fahrenheit) in Minneapolis–St. Paul, Minn. is 609.49. What is this…

A: Given information: The temperature in Fahrenheit is 609.49 and the conversion between Fahrenheit and…

Q: Listed below are the highest amounts of net worth (in millions of dollars) of all celebrities. What…

A: (a) The mean of the data is given by   sum of all terms =…

Q: Considering the given significance level and a p-value of 0.132, we should [Select an answer Select…

A: The given hypothesis is H0:μ=$3.68 versus Ha:μ≠$3.68.

Q: Assume that the amounts of weight that male college students gain during their freshman year are…

A: Given that.   X~N( μ , ?)   μ=1.4 , ?=4.9   Z-score =( x - μ )/?

Q: researcher measures how positive a person’s mood is and how creative he or she is, obtaining the…

A: Data is given for dependent variable (creativity Y) and independent variable (mood X)  For 10…

Q: Suppose Var(X) = 6. What is Var(.77X)

A: given data  var(x) = 6 Var(0.77x) = ?

Q: (4) Two groups of students are tested to check if their vocabulary skills are different. The scores…

A: Level of significance is 5%  Number of samples are 20 in each group So, n = 20 then,  Degrees of…

Q: Suppose Var(X) = 91, and a = .54. What is Var(aX)?

A: Given,Var(X)=91a=0.54

Q: For the following set of scores: X Y 0 16 6 9 30 4 9 OL23 + 1 (a) Compute the Pearson correlation. Y…

A:

Q: We have two random variables X and Y. The standard deviation of X is 0.34365 and the standard…

A: r=correlation=0.97 (2 decimal places)

Q: Tickets for a drawing are sold for $60 each. The holder of the winning ticket wins a cash prize of…

A: We have given, Tickets for a drawing are sold for $60 each. The holder of the winning ticket wins a…

Q: A statistical program is recommended. A study of emergency service facilities investigated the…

A: a) The independent variable is the number of facilities (x) and the dependent variable is the…

Q: The number of traffic accidents at a certain intersection is thought to be well modeled by a Poisson…

A: Given that, the number of traffic accidents at a certain intersection is thought to be well modeled…

Q: What is the relationship between error in results and sample size? (explain)

A: Formula to calculate error :  Error = Z*(standard deviation/√n)  n = (Z*standard deviation/Error)2

Q: A small pilot study is conducted to investigate the effect of a nutritional supplement on total body…

A:

Q: NT #3 Use the same information as in NT #2. a) Find F(6). b) Find F(16). c) Write an equation for…

A: Given that, X is uniformly distributed with A=4 and B=12.

Q: 224.4 and o= 44.7. You intend to draw a A population of values has a normal distribution with μ =…

A: given data normal distributionμ = 224.4σ = 44.7sample size (n) = 126

Q: The discrete probability distribution is given by i. ii. iii. x P(X = x) 0 0 1 k Show that k Find…

A: Given data is x 0 1 2 3 P(X=x) 0 k 2k 3k

Q: A random variable is not normally distributed, but it is mound shaped. It has a mean of 18 and a…

A: X1,X2,...,Xn are random samples with same mean μ and standard deviation σ  . The sampling…

Q: on the distant planet Cowabunga the weight of cows have a normal distribution with a mean of 554…

A: Given,sample size(n)=11mean(μ)=554standard deviation(σ)=35

Q: Price information for selected foods for 2010 and 2018 is given in the table. Item Cabbage (pound)…

A: Given: Current year: 2018 Base year: 2010

Q: 40.4% of consumers believe that cash will be obsolete in the next 20 years. Assume that 7 consumers…

A: As per the Bartleby guildlines we have to solve first question and rest can be reposted…

Q: QUESTION 7 Match the most appropriate random variable distribution to the given scenario: D. The…

A: The length of time in between a child losing two baby teeth.            D. Exponential distribution…

Q: mail-order company business has six telephone lines. Let X denote the number of lines in use at a…

A: We have given that,    x 0 1 2 3 4 5 6 P(x)  0.12 0.15 0.20 0.25 0.18 0.07 0.03 Note…

Q: At a carnival there is a booth with a dice game. Players pay $5 to roll two dice. If any of the dice…

A: Player pay $5 to roll dice  If any of dice show 6 than player win $10  Player profit if get a 6 on…

Q: 6 men and 4 women are ranked according to their scores on an exam. Assume that no two scores are…

A: X = highest ranking av=chived by women6 men4 women____________10 total peoples

Q: In agricultural economics, a “supply response function” describes how supply of a commodity responds…

A: Solution: Note: Hello! We are Answering first three subparts as you have posted more than three sub…

Q: 4.64 Let y be a random variable having a normal distribution with a mean equal to 50 and a standard…

A: According to the given information in this question We need to find the following probability