# Dianne

Popular questions and responses by Dianne
1. ## statistics

the ages of the members of a gym have a mean of 44 years and a standard deviation of 12 years. what can you conclude from Chebyshev's theorem about the percentage of gym members aged between 26 and 62?

2. ## Chemistry

An unknown gas sample is collected in a 255mL container at 25 C and 755 mmHg. How many moles of gas are present? show solution please so i can learn:D

3. ## Statistics

A researcher determines that 42.7% of all downtown office buildings have ventilation probles. Is this census data or sample data?

4. ## CHEM

Suppose 50.0 g NH3, 80.0 g CO2, and 2.00 mol H2O are reacted. Determine the maximum grams of NH4HCO3 that can be produced.

5. ## Statistics and Probability

A machine is designed to fill jars with 16 ounces of coffee. A consumer suspects that the machine is not filling the jars completely. A sample of 8 jars has a mean of 15.6 ounces and a standard deviation of 0.3 ounces. Is there enough evidence to support

6. ## CHEM

A 2.50 L sample of neon gas at 0.00 C and 1.00 ATM is compressed into a 1.00 L cylinder. what pressure will the gas exert in the cylinder at 25.0 C?

7. ## statistics

d. There are 200 students in a sample. How many of these students will have scores that fall under the score of 41? Mean=45 standard deviation=4

8. ## algebra

The length of a rectangular piece of property is 1 foot more that twice the width if the perimeter is 302 feet, find the length and width

9. ## statistics

what is the probability that the random variable has a value between 5.3 and 5.7

10. ## Chem

From the information below, identify element X. a. The wavelength of the radio waves sent by an FM station broadcasting at 97.1 MHz is 30.0 million (3.00 X lo7) times greater than the wavelength corresponding to the energy difference between a particular

11. ## english

Choose the sentence that would make the best topic sentence in a paragraph on credit cards. A. The interest rate can jump to nearly 60 percent per year. B. Students should watch out for unexpected fees when they get a credit card. C. Some banks start

12. ## probability and statistics

Chapter 9: 17. Do students at various universities differ in how sociable they are? Twenty-five Students were randomly selected from each of three universities in a region and Were asked to report on the amount of time they spent socializing each day with

13. ## Research 1

Bandura's"Bobo doll" study of social learning and aggression (a) exposed children to a videotape in which someone either played nicely with toys or played aggressively with them, and then (b) measured how often children behaved aggressively toward an

14. ## chemistry

what is the salt name for Fe3+ reacting with CrO4 3- Thanks!

15. ## social studies

What was Alexander the greats'goal wheb he poured out drinking water offered to him ib the desert and what were the results?

16. ## statistics

IQ scores are normally distributed with a mean u = 100 and a standard deviation o =15. Based on distribution, determine % of IQ scores between 100 and 120 =

17. ## MICRO

The size of the amplified DNA fragment generated during PCR is determined by: a.how many cycles are performed. b. the size of the template c. the location to which the primers anneal. d. how much Taq is used. I believe the answer is c but have had some

18. ## stastics

Practice Problem #16 pg. 307: A researcher theorized that people can hear better when they have just eaten a large meal. Six individuals were randomly assigned to eat either a large meal or a small meal. After eating the meal, their hearing was tested. The

19. ## chemistry

one reaction was between the aluminum and the leftover hydrochloric acid the products are aluminum chloride and hydrogen gas. the other reaction was the aluminum and the copper(II)chloride.. this produced aluminum chloride and copper metal. what was the

20. ## Physics

Annie is walking to school leisurely at a speed of 1.0 m/s for the first half of her trip. She then remembers that her physics teacher told her that she must average 2.5 m/s to make it to school on time. Realizing she might be late, she starts running.

21. ## Biology

Why are plants considered as producers? A. Plants produce fruits that can be eaten by animals B. Plants convert energy from the Sun into chemical energy in the form of glucose (food).

22. ## chem

Balance Fe2(SO4)3 + Ba(OH)2 => Fe(OH)3 + BaSO4

23. ## earth/science 245

Plate tectonics and earthquakes: what are the two historical figures and the process of mantle convection and plate movement.I understand that the whole continent moves but what is plate tectonics and the historical figures that contributed to the plate

24. ## science245

Scientists debate about the use of fossils as a tool to determine records of various events, such as the vanishing of the dinosaurs or the origin of our ancestors. Based on what you know of fossils from your textbook and other sources, discuss the role of

25. ## Microbiology

The diploid character of eukaryotic cells may mask the appearance of mutation since: A. this may be a frame shift B. the mutation is often reversible C. the mutation may be palindromic D. the matching chromosome may carry the dominant gene. Please help.

26. ## Chemistry

How many half lives will it take for a sample of a radioactive isotope containing 20000 radioactive nuclei to decay to 2000 radioactive nuclei

27. ## HSM 270-HUMAN SERVICES

Discuss the advantage and disadvantage of a qualitative and quantitative evaluation for domestic violence agency.

28. ## skills of a teachers aide

According to the SMCR model, problems in communication can arise when the speaker fails to do what?

29. ## chemistry

there are 2 reactants copper(II) oxide and hydrochloric acid the products are copper(II)chloride and water. what change will you observe in the copper(II)oxide? was there a change in solubility? where is the copper(II)chloride? how can you tell

30. ## Research 1

The population that is represented by a sample is a. Everyone in the US who is the same age as the participants b. the group of people who are sufficiently similar to the sample members that the results generated by the study can be expected to generalize

31. ## Physics

When I look into my beautiful 1981 Vanagon's rear view mirror, I see a semi-truck coming toward me way too fast. The truck has lost its brakes and is traveling at 140 km/hour down the steep mountain road we're on. At the last second, the truck exits onto

32. ## chemistry

Aspirin is synthesized in a reaction with a theoretical yield of 0.728 moles of aspirin. What is the % yield of 1.26 g of aspirin is recovered MW of aspirin is 180.15 thank you so much!

33. ## Biology

Please describe, in detail, two physiological innovations that enabled animals to effectively colonize land.

34. ## Criminal justice

How much will it cost me to get my essay critiqued? I have an essay describing each court level and its responsibilities and describing the two main differences you found between the state and federal court systems. I do not want anyone to write my paper

35. ## HSM 270 human services

Describe the general attributes of a grant proposal.

36. ## HSM 270

Identify three considerations that should be part of the program and proposal preplanning process of grant proposal writing.

I need to identify technical and political aspects of program planning and evaluation that you might encounter in the program scenario you chose, and explain how these aspects could affect your planning and evaluation process. My scenario is this: PEACE's

38. ## college

About the acre woods retirement community case study.... What are some potetial legal and ethical issues present in this case study? How would you charactorize the director's behavior? were the director's messages congruent with the organization's stated

39. ## english

I need a god thesis for this A good citizen is a great for society. She or he feels that she/he has certain responsibilities towards the state, the responsibilities of being loyal and honest. just as the state has certain responsibilities towards him.

40. ## Algebtra

from 630 feet at the top of the horizon. Due to the curvature of the earth how far away is the city. using d=sqrt[3h/2] where d is the distance in nautical miles and h is the height in feet.

41. ## genology

How does a scientist tell if a valcanoe is active or inactive and what is the criteria

42. ## human resources

what are the differences between program planning and grant proposals, how do they relate to each other.

43. ## Math

You wish to paint your room. It's four walls measures 9ft high and 10ft wide. If one gallon of paint covers 120sq. ft, how many gallons of paint will you need? Please help?!!! Need this. Urgent.. With solutions please ðŸ¤–

44. ## Pre Algebra

use the discriminant to determine whether the following equations have solutions that are: tow different rational solutions; two different irrational solutions; exactly one rational solution; or two different imaginary solutions. 25x^2=10x-1

45. ## HSM 270 human services

What does quantitative research and quantitative evaluation have to do with human services and why?

46. ## psychology

220514130014401434210 find the variance

47. ## social studies - religion

Describe the place and role of mary and the saints in the life of the church

48. ## human services

Identify three considerations that should be part of the program and proposal prelanning process of grant posposal writing that is 100 to 200 words.

49. ## science

Genologic time: what is absolute dating/nurmerial age? describe this method and how it is used to evaluate genologic time?

50. ## human resources

what are the differences between program planning and grant proposals, how do they relate to each other.

51. ## Math

I have 16 numbers: 3,5,10,11,15,20,8,11,9,10,10,12,13,14, 15,10. These numbers have to be arranged in a 4 by 4 (horizontally and vertically) where each row equals 44. Please Help! Jumping rope can burn 600 calories per hour. write and solve an inequality

52. ## math

âˆš11 real, whole, integer rational or irrational

53. ## algebra

A certain disease affects 9 out of every 10,000 Americans. In a city of 4.5 milion people, how many would you expect to have the disease.

54. ## /axia

a rectangular with a width of x centimeters has an area of centimeters. x^2 + 50x centimeters. Find the Binomial that resperents the length

55. ## math

reasoning....write in order fronm leasr to the greatest the six numbers whose digits are 2,8,9

56. ## human services

If you had to summarize your learning from the multimedia and distinguish between the two types of evaluation, which includes two examples of each evaluation type illustrated in the multimedia, what would you say or what site would you go to find the

57. ## human services

What would you say are the two types of evaluation in human services and what would be their pros and cons of each evaluation.

58. ## science245

In genology (the earth) what are the two historical figures and the process of mantle convention and plate movement.?

59. ## trig

x^2-3y^2=13 x-2y=1 solve for x and y show all your work

60. ## Microbes and Society

) what cancer diseases that are linked to DNA and RNA tumor viruses. Which diseases are they and which viruses are the causative agents? Describe at least 4 diseases linked to viruses (both DNA and RNA). please help

61. ## science

what is the KE of a 0.2kg rolling ball travelling at a speed of 5m/s

An electrolysis experiment was run for 17.5 minutes at an average current of 191 milliamps (mA). The mass lost by the copper anode was 0.0679 grams. a) Calculate the number of coloumbs transferred. (coloumb=ampsxsec) b) Calculate the moles of copper lost

3k(-xy+-5)

64. ## keyboarding

in a business report, what spacing should you use between lines?

65. ## math

calculste the variance of this set of numbers 2, 2, o, 3, 1, 4, 1, 3, 0, 0, 1, 4 4, 0, 4, 3, 4, 2, 1, 0, and the standard devative

66. ## HUMANITIES

WHAT ARE SOME WAYS MODERN CULTURE IS FATALISTIC?

67. ## science245

how do fossils help in determining the relative age of strata?

68. ## math

Is -46 real, whole, rational, integer or irrational & why

69. ## Math - Algegra

6-6x+7+3x+4x-5=2-4*3 solve and show steps

70. ## math

(25+5)(25-5)=0

71. ## math

what is the answer to this math problem, y= -1/4(x+3)^2-3

1. ## Math

UR WRONG I TOOK THE TEST THE 3RD QUARTILE WAS 156 AND FIRST QUARTILE WAS 48.5 OMG OMG SUCH AN UNRELIABLE SOURCE!!

posted on May 20, 2019
2. ## Algebra

It would have to state greater than or = to right. To be totally correct?

posted on November 11, 2018
3. ## Algebra

Thank you!!!

posted on November 11, 2018
4. ## english

okay Thank you

posted on February 13, 2017
5. ## english

okay I will fix my paragraph and than could I use my last sentence as a thesis

posted on February 13, 2017
6. ## english

okay can you help on a idea for a thesis

posted on February 13, 2017
7. ## english

sorry here is the correct one A good citizen is a great for society. She or he feels that she/he has certain responsibilities towards the state, the responsibilities of being loyal and honest. just as the state has certain responsibilities towards him.

posted on February 13, 2017
8. ## english

thank you and sue does the thesis at the end of my 8 sentence paragraph sound okay . A good citizen is a great for society. She or he feels that she/he has certain responsibilities towards the state, the responsibilities of being loyal and honest. just as

posted on February 13, 2017
9. ## english

posted on February 4, 2017
10. ## Math

What is the volume of my previous question? Anyone?? ðŸ‘»

posted on July 21, 2016
11. ## torque

10.5

posted on May 19, 2016
12. ## Multiple Choice HELP!

find the counter example to show that the statement is incorrect when a counting number is 3 and the sum is divided by 2 , the quotient will be an even numbe

posted on March 12, 2016
13. ## math

write an expression for situation... 15 more than q

posted on November 21, 2011

posted on November 17, 2011
15. ## early childhood language arts

true or false Preschoolers'knowledge of alphabet letters is a good predictor of early reading achievement.

posted on November 6, 2011
16. ## college chem

two reactants are copper(II)chloride and water what change would you observe in the copper(II)oxide. was there a change in solubility? where is the copper(II) chloride? how can you tell

posted on October 10, 2011
17. ## math

the correct answer is 3 4(5n-7) = 10n+2 20n-28 = 10n+2 20n= 10n+30 10n=30 n=3

posted on January 12, 2011
18. ## Statistics

Twenty students randomly assigned to an experimental group receive an instructional program; 30 in a control group do not. After 6 months, both groups are tested on their knowledge. The experimental group has a mean of 38 on the test (with an estimated

posted on November 11, 2010
19. ## math

5/2 is the answer and if it need to be broken down here is the answer 2.1 = 2

posted on October 29, 2010
20. ## Math

220514130014401434210 find the variance

posted on October 29, 2010
21. ## Science

â€¢What are some of the benefits that unsaturated fats and proteins provide when included in a balanced diet? Explain your answer.

posted on August 24, 2010
22. ## genology

Thank you!

posted on February 14, 2009
23. ## human services

I have learned that to have an evaluation when working with the human services department, and how doing an evaluation can or can not be good when issues are being made or how they might work for clients. How some think that the manager must be the one to

posted on February 11, 2009
24. ## earth/science 245

Thank you Sue.

posted on February 3, 2009
25. ## HSM 270 human services

Thank you Sue, this is what I needed.

posted on February 2, 2009
26. ## science245

All I would like to know is what web sites would I find anything about this subject. That is all I would like to know.There is no need to be smart about it. I think I ask this when I wrote this the first time. I can and am willing to write my own paper,

posted on January 27, 2009
27. ## human services

Identify three considerations that should be part of the program and proposal preplanning process of grant proposal writing. Sorry if I did not explain clearly.

posted on January 27, 2009
28. ## human services

Human services department, we are to write about the three considerations that would be apart of the program and proposal preplanning process of a grant proposal?

posted on January 27, 2009
29. ## Making a job table

job table that spans to three weeks

posted on August 11, 2008