Sunday
December 21, 2014

Posts by Lisa


Total # Posts: 3,062

Statistics
What is the mean and standard deviation of 63.7%? What is the mean and standard deviation of 61.4%? Using the 68-95-99.7 rule, describe the sampling distribution of 63.7% Using the 68-95-99.7 rule, describe the sampling distribution of 61.4%? Please help I am so lost...
October 17, 2013

Statistics
What is the mean and standard deviation of 63.7%? What is the mean and standard deviation of 61.4%? Using the 68-95-99.7 rule, describe the sampling distribution of 63.7% Using the 68-95-99.7 rule, describe the sampling distribution of 61.4%? Please help I am so lost...
October 16, 2013

computer
why do you think this is?
October 16, 2013

computer
what is the least difficult microsoft office component to learn? what is the most difficult?
October 16, 2013

computers
I learned that the website provided 30 day free trial so I learned step by step how to download it first. I just didn't know what it meant by components I got it now ,but thanks
October 16, 2013

computers
can someone help me anser this question on installing microsoft--- Describe an experience installing the Microsoft Office Suite software. Note: If the software is already preinstalled, take a look at where the software is installed and list the components that are included in ...
October 16, 2013

geometry A please help
given <A compl to <B <C is compl to <B <A=(3x+y) <B=(x+4y+2) <C=(3y-3) find the measure of all 3 angles show all work please I dont know how to do it thank yu
October 15, 2013

Business Finance
A bond that has a $1,000 par value (face value) and a contract or coupon interest rate of 10.6%. The bonds have a current market value of $1,125 and will mature in 10 years. The firm's marginal rate is 34%.
October 14, 2013

math
yes thank you Steve
October 14, 2013

math
Let U = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10}. {x | x is a multiple of 2} ∪ {x is a multiple of 5}
October 14, 2013

math
{2,3,4,5}--Thanks again Steve
October 14, 2013

math
Perform the given set operation. Let U = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10}. {1, 2, 3, 4, 5} ∩ {2, 3, 4, 5, 6}
October 14, 2013

math
A = {distinct letters in the word miss} B = {15} C = {m, i, s} D = {2 + 1} E = {three} F = {3} What is the cardinality of each set?
October 14, 2013

math
what are the even counting numbers less than 10
October 14, 2013

statistics
1.c
October 14, 2013

algebra2 please check my answer thanks
find the vertical asymptotes of the following rational function(remember VA is X) y=x+6/(x^2+11x+30 ) my answer is x+6/(x+6)(x+5) cancel alike term i get 1/(x+5 )and V.A:x=-5 is that right thanks
October 13, 2013

algebra2 please check my answer thanks
y=x+6/(x^2+11x+30)
October 13, 2013

algebra2 please check my answer thanks
find the vertical asymptotes of the following rational function(remember VA is X) x+6/(x^2+11x+30 ) my answer is x+6/(x+6)(x+5) cancel alike term i get 1/(x+5 )and V.A:x=-5 is that right thanks
October 13, 2013

Psychology/ Ms Sue
Are my answers correct Ms Sue? 1. One of the characteristic features of school-age children is that they are more likely than younger children to try to conform to peer standards in such matters as clothing and language? True 2. School age children have a more elaborate ...
October 12, 2013

algebra2 please check my answer thanks
find the asymptotes for the following inverse function(VA is X and HA isY) y=7/(x) -4 i get VA: x=0 ,and HA :-4
October 11, 2013

math
Even counting numbers less than 18
October 10, 2013

math
Perform the given set operation. Let U = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10}. (Enter your answers as a comma-separated list. Enter EMPTY for the empty set.) {x | x is a multiple of 2} ∪ {x is a multiple of 7}
October 10, 2013

math
so if there is a line above set a as a complement a , then would the anwser be {11,12,13}?
October 10, 2013

math
Let U = {7, 8, 9, 10, 11, 12, 13}, A = {7, 8, 9, 10}, B = {7, 8, 11, 12}, and C = {9, 11, 13}. List all the members of the given set. - A ∪ (B ∩ C)
October 10, 2013

math-venn diagram
In a survey of a TriDelt chapter with 50 members, 18 were taking mathematics, 37 were taking English, and 7 were taking both. How many were not taking either of these subjects?
October 10, 2013

math
or does the braces union each other so it would be {2,4,6,7,8,10}?
October 9, 2013

Physics
In proton-beam therapy, a high-energy beam of protons is fired at a tumor. The protons come to rest in the tumor, depositing their kinetic energy and breaking apart the tumor’s DNA, thus killing its cells. For one patient, it is desired that 0.10 J of proton energy be ...
October 6, 2013

Statistics
How do I find the deviation of each x-value from the expected value of 0.97? The chart looks like this... x P(x) x-u 0 0.24 ? 1 0.55 ? 2 0.21 ?
October 6, 2013

Psychology
Please check my answers... 1. Asthma is associated with environmental conditions. True 2. Only one-half of U.S. children with asthma follow their doctor's advice about medication. False 3. The percentage of overweight children has increased only marginally in the past 20 ...
October 6, 2013

Alegbra
A baseball team has home games on Thursday and Saturday. The two games together earn $4571.50 for team. Thursdays games generates $68.50 less than Saturday's game. How many was taken in each games? How much did Thursday's game generate?
October 6, 2013

Alegbra
In actor inveseted in some money at 8% and 27,000.00 more than 3 times the amount of 12%, The annual interest is $56480. How much did he invest at each amount? Use the six-step He invested $ _ at 8% and $_ at 12%
October 6, 2013

Alegbra
A mother wants to invest $ 12,000.00 for her sons education. She invests a portion of the money in a bank certificate of deposit (CD Account) which earns 4% and the remain saving bond that earns 7%. If the total interest earned after a year is 720.00, How much invested in the ...
October 6, 2013

Alegbra
The blood alcohol concentration (BAC) of a person who has been drinking is given by the following expression. Number of ounce % alcohol x 0.075 divide body weight in pounds minus hour of drinking x 0.015 In 4 hours a 220lb person has drunk 5 12 ounce beer (60z) each have 5.5% ...
October 6, 2013

Alegbra
(vx0.5403-5450)divide by 1000x34.04 use the expression calculate the property tax paid with the home value of $170,000
October 6, 2013

Math
A yard measures a x b feet the swingset space is a x c feet how much lawn is left after swing set
October 1, 2013

aLGEBRA 2 help please would appreciate
X over X+3 subtract X over X-3 = X^2 + 9 over X^2 -9 solve for x. show all work thank you
October 1, 2013

Statistics
In an Intro Stats class, 57% of students eat breakfast in the morning and 80% of students floss their teeth. Forty-six percent of students eat breakfast and also floss their teeth. What is the probability that a student from this class flosses his/her teeth given they eat ...
October 1, 2013

Chemistry- moles
How do I determine the number of hydrogen atoms in .0885 mol Tetracarbon decahydrogen?
October 1, 2013

aLGEBRA 2 help please would appreciate
X over X+3 subtract X over X-3 = X^2 + 9 over X^2 -9 solve for x. show all work thank you
October 1, 2013

ALGEBRA 2 help please would appreciate
x x _____ - _____ = x^2+9 ________ x+3 x-3 X^2-9 solve for x. and check answer thank you show work please
October 1, 2013

alGEBRA 2 help please would appreciate
x over (x+3) -x over(x-3)=x^2+9 over X^2-9 solve for x and check answer
October 1, 2013

aLGEBRA 2 help please would appreciate
x/x+3 -x/x+3=x^2+9/x^2-9 solve for x and check your answers
October 1, 2013

aLGEBRA 2 help please would appreciate
x+x/4=25/6 find x please show all the step thank you
October 1, 2013

math
The cost of a telephone call is $0.75 + $0.25 times the number of minutes. Write an algebraic expression that models the cost of a telephone call that lasts t minutes. i got C= 0.75 + 0.25t am i correct? pls help if im not :( and show me how u got the answer thanks in advance
October 1, 2013

Chemistry
* at 790 torr not 70
October 1, 2013

Chemistry
Determine the molecular formula of phosphorus. phosphorus gas has a density of 0.617 g/L at 70 and 200 Celsius ...
October 1, 2013

Statistics (Reiny)
1. A consumer organization estimates that 30% of the households in a particular community have one television set, 39% have two sets, and 20% have three or more sets. What is the probability that a household chosen at random does not have two sets? A) 0.39 B) 0.80 C) 0.61 D) 0...
September 30, 2013

Statistics
1. A human gene carries a certain disease from a mother to her child with a probability rate of 0.58. That is, there is a 58% chance that the child becomes infected with the disease. Suppose a female carrier of the gene has five children. Assume that the infections, or lack ...
September 29, 2013

Statistics
Thank you!
September 29, 2013

Statistics
1. In a certain game, the probability of getting a red outcome is 0.03. Find the probability of getting an outcome that is not red? The answer must be in a decimal. I put 0.97 as the answer ( 1-0.03=0.97) 2. The instructor in a Humanities class says that students have a 15% ...
September 29, 2013

ALGEBRA 2 help please would appreciate
3x-8 over 3x subtract 8 over 7y please show all work help needed. I have no idea how to do it
September 29, 2013

math
convert from decimal to the indicated base. 56 to base 5. i know theres long division involved but i have no idea what to do after. i did 5\56 & got 11 then 5/11 & got 2 & then 5/2 to finally get a remainder of 0 what do i do now!?
September 28, 2013

Psychology (Ms. Sue)
Ms. Sue would you please check my answers? 1. To begin to regulate their emotions, children must first start to learn impulse control? True 2. Young children typically have low self esteem since they compare their abilities with their peers? False 3. Guilt is an emotion of ...
September 27, 2013

Chemistry
If 4.41 moles of C5H12 react with excess O2, how many moles of CO2 will be produced in the following combustion reaction? C5H12+8O2 --> 6H2O+5CO2
September 25, 2013

Psychology
Preschoolers do not use private speech to A) communicate with those around them B) decide what to do C) explain events to themselves D) review what they know Is the answer A?
September 22, 2013

organic chem
name all the isomers for c5h10br2
September 22, 2013

english
While shopping for garden gnome Myrtle noticed some new ceramic herb pot but she though they were considerably more expensive than the sturdy green plastic ones.
September 19, 2013

marketing
• What challenges do specialized magazines such as Mother Earth News face hen trying to entice advertisers? Create a pitch to a potential green-product advertiser stating the benefits of advertising in Mother Earth News.
September 17, 2013

marketing
Suppose you are the advertising manager for a new line of adult fragrances. Which form of media would you use for this new product? Please explain.
September 17, 2013

math
Workers who manufacture shirts are sometimes paid based on the number of shirts they produce. Compute Lyle's gross pay if she made 380 shirts. The rate per shirt is given by the differential piecework schedule below: Pay Level Pay Level Items Produced Rate per Item 1 1-187...
September 17, 2013

math
if thr mechanic says that it will take seven days to repair your car, then it will actually take ten days. The mechanic says, "I figure it'll take a week to fix it." Then you can expect it to be ready ten days from now. I don't understand how this would be ...
September 16, 2013

Psychology
1.Do axons and dendrites meet at synapses? True 2. Does perception take place in the corpus callosum? False 3. One of the drawbacks of breast feeding is that the quantity of breast milk produced is not adjustable. for example it may be difficult for a mother to keep up with ...
September 6, 2013

algebra
Select the x-coordinate of the vertex of the parabola defined by the function f(x)=-3x^2+7x+8
September 6, 2013

chemistry
Convert 34.5 in2 to cm2. Report the answer to the correct number of significant figures. (1 inch = 2.54 cm is an exact or defined conversion.)
September 6, 2013

Organic Chemistry
Is ethyl cyclohexane optically active?
September 5, 2013

Organic Chemistry
How many stereoisomers are possible for each of the following structures? Draw them, and name each by the R-S and E-Z conventions a) 4-methyl-2,5-heptadiene b) 1,2,5-trichloro-3-hexene
September 5, 2013

Organic Chemistry
How many stereoisomers are possible for each of the following structures? Draw them, and name each by the R-S and E-Z conventions
September 5, 2013

Organic Chemistry
Place these in order of decreasing priority according to the R-S convention a) H, CL, Br, CH3 B) OH, CH3, CH2CL, CH3CH2 C) CH3, CH2CH3, CL, c6H5
September 5, 2013

Organic Chemistry
Which of the following substances can exist in an optically active form a) 1,3 dibromopropane b) ethyl cyclohexane c) 3 ethylpentane
September 5, 2013

Acc. Algebra 2
Yeah I realized that!!! Thank you very much!!!
September 3, 2013

Acc. Algebra 2
Jan invested $1200 at a certain simple interest rate and $2200 at 3%higher. Her annual earnings were $253. Find the two interests rate if she earned $121 more on the larger investment than on the smaller.
September 3, 2013

Acc. Algebra 2
A jar contains 40 coins consisting of dimes and quarters and having a total value of $4.90. How many of each kind if coins are there?
September 3, 2013

Acc. Algebra 2
At 10:30 am two planes leave to Houston, one flying east 560km/h and the other flying west at 640 km/h. At what time will they both ne 2100km apart.
September 3, 2013

College Geometry
In this assignment, you examine a process that links polygons and circles. You will reach some quantitative conclusions about their respective areas and the relationship between the two. As you know, a regular polygon has sides of equal length and angles that are the same. ...
September 3, 2013

health
What should you do if you are still awake after staying in bed for more than 20 minutes? A. Get stressed out B. Have one serving of alcohol C. Count sheep in bed D. Get up and do something relaxing until you feel sleepy is it d?
September 3, 2013

Statistics
A study in England attempted to determine the "right" method for teaching mathematics. A random sample of 248 students was chosen from the school at large. The students were randomly assigned to one of two classes. At the beginning of the research, the students had ...
August 28, 2013

Geometry / Proofs
Given: Triangle ABC with AD bisecting angle BAC, and AE is congruent to ED (both line segments). Prove: AE/AC = BD/BC. Statements Reasons
August 27, 2013

Statistics
I am respectfully requesting help with the following assignment. I am struggling in this chapter of statistics... Define the term sample? A) A sample is a numeric characteristic of a sample B) A sample is a numeric characteristic of a population C) A sample is the entire ...
August 26, 2013

Psychology
Wow! That was fast! Thank you again! Also, one more question... Social constructions often vary by: A. cohort B. physical health status C. intelligence D. Family I'm stuck between family and cohort, but leaning towards cohort...
August 24, 2013

Psychology
Thank you, Ma'am! Are you able to check these for me? 1. Many assumptions about how things should be such as that the husband should be the major wage earner in a married relatinship are: A. social constructions (i chose this one) B. universally accepted C. objective ...
August 24, 2013

Psychology
1.Which of the following is an example of something that remains stable across the lifespan? A. Gender (I chose this) B. Physical size C. Language D. all over above 2. Which of the following is true of the life-span perspective? A. It is primarily concerned with ...
August 24, 2013

psy
Understanding accepted standards of behavior when you enter a new classroom demonstrates the process of
August 21, 2013

Business
Hello, I hope someone can help me with the question below, since I am completely stuck. One day, a bank receives $5000 deposit on which they are going to pay 2% per year. Same day, a student wants to take out a loan of $5000. The bank tells them that it costs $100 to process ...
August 15, 2013

Math
Use the formula for slope of a line tangent to a parametric curve to find dy/dx for the curve c(s) = (s^-1-6s, -7s^3) at the point with s=-4
August 4, 2013

Math
Express x=e^(-2t), y=4e^(3t) in the form y = f(x) by eliminating the parameter.
August 4, 2013

Organic Chem
adding one equivalent of sulfuric acid to 2,4-hexadiene gives 2 possible products. Give the structure and write all steps in the reaction mechanism that explains how each product is formed
August 4, 2013

POL 201
The federal system can be thought of as a marble cake because
August 2, 2013

American history
The overlap of state and national functions resembles the interweaving of flavors in the cake.
August 2, 2013

American history
The overlap of state and national functions resembles the interweaving of flavors in the cake. state and national functions are very distinct. it is clear where state authority ends and national authority begins. federalism is really a mushy system.
August 2, 2013

American history
The federal system can be thought of as a marble cake because
August 2, 2013

American Government
Lock's use of the term "property"
July 29, 2013

Calculus-Series
Sigma with n=1 to n= positive infinity (x^3)* (e^(-x^4)) Does it converge or diverge and use the integral test to show how. I got that it diverges, but this isn't correct. Can someone please explain? Thanks.
July 29, 2013

Trig
Find all solutions in the interval 0 degrees<θ<360 degrees. If rounding necessary, round to the nearest tenth of a degree. 17sec2 θ − 15tanθsecθ − 15 = 0
July 22, 2013

socialology
According to Lips (2008), Plato “described women and men as having the same nature and worth and deserving the same education and legal treatment” (p. 57). These ideas of having the same nature have changed over the centuries. Most theories regarding gender have ...
July 16, 2013

physic PLEASE I REALLY NEED HELP WITH THIS PROBLEM
The formula y=square root 64h can be used to find the velocity v in feet per second of an object that has fallen h feet. Find the velocity of an object that has fallen 25 feet. Round your answer to the nearest tenth.
July 12, 2013

algebra1 HELP PLEASE Thanks you!!
The formula y=square root 64h can be used to find the velocity v in feet per second of an object that has fallen h feet. Find the velocity of an object that has fallen 25 feet. Round your answer to the nearest tenth.
July 12, 2013

algebra1 HELP PLEASE Thanks you!!
The function f(x)=5 square root of x gives the speed in feet per second (ft/s) of a free-falling object after it has fallen x feet (ignoring air resistance). FInd the speed of the object after it has fallen 25 feet. If necessary, round your answer to the nearest tenth.
July 12, 2013

algebra1 HELP PLEASE Thanks you!!
The function gives the speed in feet per second (ft/s) of a free-falling object after it has fallen x feet (ignoring air resistance). FInd the speed of the object after it has fallen 25 feet. If necessary, round your answer to the nearest tenth.
July 12, 2013

Medical Transcription
I need to find someone who knows how to do Electronic Medical Records so I can proceed with my lessons. Thank you.
July 11, 2013

algebra1 HELP PLEASE Thanks you!!
Write a polynomial function in standard form with zeros at 6, -4, and 1
July 10, 2013

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