43 Answered Questions for the topic Data

20d

The results are consiered accurate within +4 percent points, 9 times out of 10. State the confidence level. PLEASE HELP. THANK YOU IN ADVANCE :)

A poll was conducted about an upcoming election. The results are considered accurate within +4.0 percent points, 9 times out of 10. State the confidence level.

03/31/21

Plotting a 3D rectangle, with vertex starting at the origin, from a list of dimensions.

Hi,I have been struggling to find a resource that I truly understand and that is exactly what I'm looking for. I'm currently learning python, but working on it for my senior research project.So, I... more

data structure and algorithm make and application using mentioned programming tools

Part 1- Make an application in which you need to implement all discussed programming tools i.e. ordered arrays, Abstract data types, linked lists, recursion etc. must be implementedPart... more

02/05/21

The table below shows the wages of employees at the Yacht Club.

a) Copy the table and complete the class centre column.Hourly Class Wage Centre. Frequency14-18 ... more

02/04/21

a) For the following data set:

7 9 2 5 4 11 1 4 40 Find: i) the range. ii) the interquartile range b) Which of the two measures calculated in part (a) is the best representation of the spread of this data? Give a... more

02/03/21

The table below shows the ages of a class of 60 students enrolled in the HSC course at TAFE Digital.

Age Frequency18 1419 2520 1621 5Using the statistical mode on your calculator, find the population standarddeviation of these ages.

02/01/21

A sample of 12 students was asked how many hours they had studied the week before their final exam.

Their responses were as follows: 18 40 14 23 14 15 18 14 19 13 16 12A) Discuss the effect on the mean of removing the outlier from the given data.

02/01/21

A sample of 12 students was asked how many hours they had studied the week before their final exam.

Their responses were as follows: 18 40 14 23 14 15 18 14 19 13 16 12b) find effect on the mean of removing the outlier from the given data.

12/27/20

How do you calculate percentage mean?

I was reading some papers and these papers used a mean percentage to describe some data. I have some data of my own which I want to find a mean percentage of, but I cannot work out how to and I... more

12/27/20

How to do data and statistical analysis of data where the type of results and methodology are very different

Hello! I needed help with a systematic review that I am conducting. I have found some data but it is very different and I cannot combine it. I am measuring the complement resistance of certain... more

10/28/20

Probabilty Question: Color of the Marble

Mr.W puts two blue marbles and one green marble into his pocket. Then he randomly takes out one. After recording the color of the marble, he puts the marble back. He repeats this 6 times. a.What is... more

07/27/20

Data Management Normal Distribution Probability

The heights of 16-month-old oak seedlings are normally distributed with a mean of 31.5 cm and a standard deviation of 10 cm. What is the range of heights between which 5 % of the seedlings will... more

06/16/20

Statistics multiple choice

A random sample of 300 people is surveyed regarding their favorite type of spring flower. The data gathered is ___________. a. Qualitative b. Quantitative and discrete c. Quantitative and continuous

Statistics with confidence intervals

A random sample of 80 college students was asked, “How many hours do you study each week?” After gathering the data, the sample has a mean of 14 hours and a standard deviation of 2.8 hours.... more

05/05/20

PLEASE HELP!!!!!!!!!

The stem-and-leaf plot below gives the test scores for the 20 students in Mr. Williams’s biology class.How many students scored 82?

Box and Whisker plot For DNA extraction and Purification

I need to create a box and whisker plot for two different methods of DNA extraction and purification - silica resin spin column and inorganic method. What do I put on the X axis and Y axis?The data... more

Marketing Analytics Question (Please explain your answer)

Alexander Graham Crackers is studying the impact of a social media campaign for their Smorgasbords product line. Without social media, their sales in May were 120,000 boxes. With social media,... more

07/02/19

HELP PLEASE STATISTICS

Beer: The following table presents the number of active breweries for samples of states located east and west of the Mississippi River. East West State Number of Breweries State Number of... more

04/12/19

If I make 13$/hr...

If I make 13$/hr but make ~250$ extra in tips over a 2 week period, what’s my actual wage?

03/24/19

Rewriting a scifi story to fit with actual science, should I do it as I go?

Rewriting a scifi story to fit with actual science, should I do it as I go, or just write first and make the needed changes while editing?My world exists in my mind, clear and palpable. but I am... more

03/18/19

Malaria Mortality Rate GIS Data?

Can anyone direct me to GIS data for malaria mortality rate? I am looking for countries in South Asia, but not looking for country level numbers but smaller level numbers like district level.
Data

04/22/18

Please answer this question ASAP

Ian plays 7 games of cricket.His mean score per game for these 7 games is 42 runs. Ian is going to play one more game of cricket .He wants his mean score per game for the 8 games to be exactly 50... more

03/20/18

Please help with margin of error

  I don't need the answer for #1 I got that one correct, but please help me with #2 and #3 thank you in advance   #1 .You conduct a survey and find that 422 students out of 813 would vote for... more

What is the outlier of this data set?

4 24 26 30 35 38 43 48 52 54 59 64  What is the outlier or is there none. I did the problem and got none but it was incorrect please help and give the correct answer. 

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