Construct a 90% confidence interval for the population mean. Assume the population has a normal distribution. A same of 15 randomly selected math majors has a grade point average of 2.86 with a standard deviation of 0.78. Round to the nearest hundredth. Answers: a) (2.41,3.42...
Saturday, December 5, 2015 by S
Language art 7th grade
Hi, I have a question that says 7. Which word describes the word choice in the following sentence? Perhaps the craziest characteristics of a loon is its weird call, which sounds like someone cackling, a high - pitched laugh. A). traditional B). Informal C). formal D). Academic...
Thursday, December 3, 2015 by Help me please
math 5 grade
i need help please with two question ,one of is: 1 Six students slept 8 1/2 hours.What total number of hours do these six values represent ?MY ANSWER IS 51 on THE picture is scale from 6 1/2 TO 10 2 Oliva said "the longest time value is 1 1/2 times the shortest time value...
Wednesday, December 2, 2015 by Vedrana
phomolong secondary school
i am a grade 11 learne,i cant choose the that is good for me from the following subject history,geography,life science,sepedi,life orientation,english,math literacy.
Tuesday, December 1, 2015 by emmanuel
fifth grade math
How many decimal places are in the product of a number with decimal places to the hundredths multiplied by a number with decimal places to the tenths? A) 2 B) 3 C)4 D)5 Is it C-4 ? If not, please explain how i can solve .. thank you :)
Tuesday, December 1, 2015 by nikki
What is temperature when you do math. In seventh grade math is hard and I don't understand what my teachers tell me they say that it is easy but i don't think it is i need a lot of help during math it used to be my favorite subject but now its not
Monday, November 30, 2015 by Maria
professor has found that the grades on a Statistics Exam are normally distributed with mean 72 and a standard deviation of 12. If only the best 15 % of the grades in the class will get an A, what grade must a student get in order to get an A?
Saturday, November 28, 2015 by George
CAT, Business studies, Life Sciences and Pure Math
I'm not so sure if I should be changing Life Sciences to Consumer Studies OR business to Consumer Studies.. I don't know what I wanna do in varsity. would you kindly assist me on both subjects and career.. I'm in grade 10
Thursday, November 26, 2015 by Lihle
willowmead sec school
I am in grade 10 and am doing economics and business studies and tourism and maths lit so I want to know what carees I can take and that carees must have money
Tuesday, November 24, 2015 by noluthando
7th grade math
Mike's school bus picks him up from his home. It travels 15 miles north and then travels 8 miles west to reach school. What is the shortest distance between Mike's home and his school?
Sunday, November 22, 2015 by canaan
math 5th grade
Victoria has 2 pounds of flour, she uses 2/5 for pizza and 3/10 for bread. Find the weight of the pack of flour that is left..Express in decimal answer. 32 ounces of flour is what she has she uses 2/5 x32=64/5=12and4/5=12.8-32=19.2remaining flour she then uses 3/10 x32=96/10=9...
Saturday, November 21, 2015 by mary
math 5th grade
Victoria has 2 pounds of flour she uses 2/5 of flour for pizza and 3/10 of the flour for bread. Find the weight of the flour she has left. Express in decimal form. I worked on this and the answer I came up with was 19.2 lbs left?
Thursday, November 19, 2015 by mary
7th Grade Proportion Help
A 10 acre field produced 750 bushels of corn. At that rate, how much corn can be produced from a 14-acre field? I really need help understanding this question I'm not looking for the answer. Please Help Me!
Thursday, November 19, 2015 by MusicLover14
4th grade math
Mary purchased incredients needed to cookies. a table shows the cost for each batch of 5 dozen cookies. ($10.00 total) and the price of cookies = 1/2 dozen = $5; 1 dozen = $8 and 5 dozen = $35. question is if mary sells 3 dozen cookies. what is her profit??
Wednesday, November 18, 2015 by Kyle
8th grade Pre Algebra
Seriously stuck on this: "Find the LCM of n^3 × t^2 and n × t^4?" 1) n^4 × t^6 2) n^3 × t^6 3) n^3 × t^4 4) n × t^2 Can anyone help? URGENT! NEED THIS ANSWERED ASAP!! :( Thanks for your assistance in advance, NatR
Wednesday, November 18, 2015 by NatR
5th grade math word problems
abby has been practicing for her soccer game. She has been running 5/8 of a mile every day for 4 days. How many total miles does she run?Use a representation and write an equation. I do not understand what a representation is and would I multiply fractions or add them?
Wednesday, November 18, 2015 by reid
Social Studies Grade 8
These are the times that try men's souls was written by____. (1 point) William Howe planned to capture the American capital which was located in ____. (1 point) What was the significance of the American victory at Saratoga? (1 point) Which of the following statements was ...
Monday, November 16, 2015 by Gracelyn
Allanridge Seconday School
I'm doing History , Life science, Geography and maths literacy......I want to do carreers that relate to helping people and assisting them, I'm more focused on doing therapy when I pass grade 12, So how many percentages is it garanteed that I can get a job after Matric
Saturday, November 14, 2015 by Gugu Hope Mbolambi
of the 200 eighth-graders,70 are going on the class field trip.what percent of the eighth grade is going on the field trip A 35% B 40% C 65% d 70% i can't find the answer?
Thursday, November 12, 2015 by need help
8th grade algebra
If 1/3 is equivalent to 33 1/3%, what percent is equivalent to 2/3? A: 33 2/3% B: 150% C: 66 2/3% D: 65% I have no idea... Can someone explain? :\
Thursday, November 12, 2015 by Angel <3
Kopanang Senior Secondary school
Am in grade 10 am doing maths literac,geograph,life science,life orientation,consumer studies,english an spedi which carrer must I take?
Wednesday, November 11, 2015 by Pretty Molapo
5th grade math
how do I solve 1 2/3 + 1/6. not coming up with the answers they are giving 5x6 +1x3/3x6 30+3/18 33/18 = 11/6 = 1 5/6 (my equations) their ans. 9/16, 11/6, 16/22, 22/12 and 33/18 help
Monday, November 9, 2015 by Tonya
8th grade pre algebra line segments
It's asking me to use a grid and lengths of line segments to give a geometric argument but I'm not sure what that means or looks like.
Sunday, November 8, 2015 by Alexandria
I am in grade 12 and I have taken History, matches literacy, English language/ literacy,life science, business studies and economics, what course will these subjects allow me take in university? Regards Rita.
Sunday, November 8, 2015 by Rita Petlane
math 8th grade
for a project, you need the diagonal fold of a square piece of origami paper to be 10 cm long. to what dimensions do you need to cut the square origami paper?
Thursday, November 5, 2015 by john
8th Grade Math
The temperature in Toronto at noon during a winter day measured 4°C. The temperature started dropping 2° every hour. Which inequality can be used to find the number of hours, x, after which the temperature will measure below -3°C? Can you please check my answer? 4...
Thursday, November 5, 2015 by Elise
8th Grade Math
The temperature in Toronto at noon during a winter day measured 4°C. The temperature started dropping 2° every hour. Which inequality can be used to find the number of hours, x, after which the temperature will measure below -3°C?
Thursday, November 5, 2015 by Elise
Can someone give me a good example of imagery? I have googled it but I need a good solid, 6th grade understanding of it...this is the definition: visually descriptive or figurative language, especially in a literary work. WHAT DOES THAT MEAN???
Wednesday, November 4, 2015 by Janiah AKA Versace
History (Unit 2 History exam Unit 2 Lesson 10)
Hey guys! I need help in my History unit 2 exam for 8th grade, I was wondering if any of you took it yet and could help me with some of the questions... I really need help it's very hard! >.< Can u pretty please help? T-T
Wednesday, November 4, 2015 by Kiki
Mr. Niles has a box of accessories for clarinets. He has a total of 42 objects. He has 12 mouthpieces. He has four times as many reeds as neck straps. How many of each object does he have? I tried so hard but I just didn't understand it and I am in fifth grade. Please ...
Tuesday, November 3, 2015 by Marie
8th grade algebra
I'm not sure how to finish simplifying this problem. 1. (3 x 10^-2) - (6.2 x 10^1) = (.003 x 10^1) - (6.2 x 10^1) = -6.197 x 10^1 (need to make positive 'tween 1 and 10)
Thursday, October 29, 2015 by Alexis
Grade 10 Math
A hospital plans to build a wheelchair ramp. It's slope must be less than 1/12 . The entrance to the hospital is 70cm above the ground. What is the minimum horizontal distance needed for the ramp?
Wednesday, October 28, 2015 by Troy
First grade reading hmwrk?
I'm helping my little brother with home work. And he has to do something were you complete the sentences. The sentence I'm stuck on the first one. The sentence is: The_____Men______Me his words are: Set | Sent | Ten | Tell | Let | Get | All | Call | Make | Of | None of...
Wednesday, October 28, 2015 by Shalee ^~^
Maths Lit , Business Studies , Geography , Tourism
I'm in grade 12 I just want to know which courses will I take in Varsity
Wednesday, October 28, 2015 by Linothando
4 grade math
May has 20coins for icey Karla has 5 times more coins how much coins does Karla have for Icey A. 200 B. 5 C. 100 D. 20 I chose C 100 is my answer correct ??????
Saturday, October 24, 2015 by Essey
6 grade social studies
What is the answer on a deadly explosion at Chernobyl. The question is complete the sentence -------help to reduce radioactive pollution by.....
Wednesday, October 21, 2015 by Anonymous
6 grade math
a manager turns on the restaurants two neon signs at the same time. both signs blink as they are turned on. one sign blinks every 20 seconds and the other blinks every 15 seconds. in how many seconds will they blink together again?
Tuesday, October 13, 2015 by janet
math 3 grade
dad ask what you know about patterns when you multiply by ten. write to explain the pattern , how to use it, and how to know you were right. Use your age as one factor and 10 as other factor
Monday, October 12, 2015 by tamm
8th Grade Pre-algebra
3. Select all of the numbers that are correctly written in scienctific notaton A)42 x 10^5 B) 1.1 x 10^4 C) 7.0 x 20^4 D) 6.01 x 10^-4 E) 18.0 x 10^3 4. Simply (2.0 x 10^4)(3.0 x 10^3) A)6.0 x 10^7 B) 6.0 x 10^12 C) 6.0 x 10^5 D) 6.0 x 10^43 5. (7.0 x 10^6)+(2.0 x 10^6) A)9.0 ...
Monday, October 12, 2015 by Shelby J.
8th grade pre-algebra
Can you check the following questions,please? Simplify 30. (-2y)^0/(3x^2)^-3 = 1/(3^-3)(x^-6) = 1/-27x^-6 = 27x^6 42. (-7x^5/14y^3)^3 = (-1^3)(x^15)/(2^3)(y^9) = (-1x^15)/8y^9
Monday, October 12, 2015 by Alexis
Hello Can someone help me please writing a short story for a 4th grade student using the vocabulary words: Glared, legendary, muttered, gaped, flinched, fluke, snickering and stunned Thank you
Friday, October 9, 2015 by Sunshine
First grade math?
What added together = 5? I'm helping my little brother with his home work and it says show 5 in the different ways. We already did 3 +2 and 4 + 1 what else ???!!!
Thursday, October 8, 2015 by Bella
Applying Rational Number Operations
(7th grade regular math) One half liter of lemonade concentrate is added to 3 liters of water. How many 1/3-liters serving are made? How would you do the math for this question? Please help I really need this question answered
Wednesday, October 7, 2015 by Natalie
math 4th grade
Anna has 32 red beads, 16 blue beads, and 8 green beads. She wants to put an equal number of each kind of bead on necklaces she is making. How many of each kind of beads can Anna put on each necklace? Can anyone explain this clearly.
Tuesday, October 6, 2015 by kk
8th grade geometry
How do I find the answer to the following question without knowing the 3rd vertices? Graph a triangle with vertices (3,-2), (-3,2) and height of 3 units. The answer is supposed to be (3, -2), (0,1) and (-3, -2).
Monday, October 5, 2015 by Alexis
Tourism Life Science History Maths Literacy
I'm doing this subject but in the mean time I want to go to Collage and right now I don't know what to choose time is running out becouse I'm in Grade Eleven
Saturday, October 3, 2015 by Thando
7th grade math help
What is rational number as a terminating decimal? Also what would this be and how would it be solved 19/20 How would you turn it into a terminating decimal?
Tuesday, September 29, 2015 by NApolo
I am in 8th Grade G/T Science, and I had a question in an online test I didn't understand: An object is traveling at 8.1 m/s. Over the course of 5.3 seconds, it accelerates at a rate of 2.8 m/s2. What is its final velocity (in m/s)? Can you please help me answer this ...
Monday, September 28, 2015 by Meher
7th grade math "Math Makes Me Think"
Day 15: What's my number? It has 3 digits. Sum of digits is 9. GCF of digits is 1. Product of hundreds and tens place is 1.
Sunday, September 20, 2015 by anonymous
History Grade 8
Name the possible steps historians use before gathering information. I accidentally left my book in my locker and I don't have it to answer my question. Help is gladly appreciated.
Thursday, September 17, 2015 by John Dosley
8th grade math
I need help solving this problem. y=14-1/32x. Y is the number of gallons fuel in tank, x is the number of miles driven. tank contains 8.5 gallons of fuel. y=8.5 8.5=14-1/32x
Thursday, September 17, 2015 by Jane
what is the root word for release? what is the prefix and how does the prefix change the meaning? It is driving me nuts.. the word is not re-lease(as re-rent) i think he root IS release.. 4th grade spelling homework. i think it is a mistake or wrong question, but if in case ...
Thursday, September 17, 2015 by edina
6th Grade Math
My Question: When Im doing multiplication, do i check it by using 2? For example: 84 times 37 = 3,078 How do i check my answer using estimation? - Answer: Im sorry, but i really need help on this question, I'm kinda stuck
Tuesday, September 15, 2015 by Patricia
7th Grade Math Help
Hi, I really need some help with this. What is one example of how prime factorization is used in real life? I really don't know and I know what example you can use for factoring in real life but not this one. Please help as fast as possible! I really appreciate it! :)
Tuesday, September 15, 2015 by MusicLover14
5th grade math
insert parentheses to make each statement true: 3x9+18+36/9=33 No way i do this do i get 33. One way I get 31.5 the other way I get 9. I don't think this is a good equation to =33.
Monday, September 14, 2015 by reid
A 4000 kg trailer is towed up a hill with a 5% grade. If the towing truck starts from rest at the bottom of the hill and reaches a speed of 12 m/s at the top of the hill, how much is the towing force. The road from the bottom to the top of the hill is straight with a length of...
Saturday, September 12, 2015 by Anonymous