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Statistical Analysis
Page 8
Questions (482)
Thirty percent of all automobiles undergoing a headlight inspection at a certain inspection station fail the inspection.
Among 15
2 answers
asked by
Kris
534 views
Prospective Cohort Study
The following tables show the crude and sex-specific results from a Prospective Cohort Study that
7 answers
asked by
Anonymous
538 views
Simple Linear Regression Analysis
2. Weight of Car: Miles gallon – Do heavier cars really use more gasoline? The following data
2 answers
asked by
Kris
521 views
Is the following a statistical question?
How many siblings does a typical student at your school have? A: Yes B: No
1 answer
asked by
BOThelper
11 views
How can representativeness of data be written in data analysis
1 answer
asked by
Joe B
26 views
How can inferential analysis be written in data analysis
1 answer
asked by
Joe B
41 views
3. A researcher is interested in comparing the Christian maturity level of students who volunteer for community service versus
2 answers
asked by
Anonymous
505 views
3. A researcher is interested in comparing the Christian maturity level of students who volunteer for community service versus
2 answers
asked by
Carl
513 views
A company wishes to make 1 ounce candy bars. According to government regulations, in order to label the candy bars as 1 ounce,
1 answer
asked by
Anonymous
508 views
For each of the following questions, decide whether or not the sample data can be used to construct a confidence interval.
How do
2 answers
asked by
Carol
534 views
In Los Angeles there are three network television stations, each with it own evening news program from 6:00 to 6:30 PM.
1 answer
asked by
Kat
512 views
Perform a one-way ANOVA analysis, testing at the 0.05 level. Also, calculate the mean number of sick days for each group.
1 answer
asked by
bob
512 views
Can someone please double check my answers (My answers are in Capital)
1. If you produce a million products a day and you want to
2 answers
asked by
mysterychicken
498 views
• Prepare a 700- to 1,050-word paper in which you interpret the statistical significance of a study.
2 answers
asked by
Anonymous
505 views
3. A researcher is interested in comparing the Christian maturity level of students who volunteer for community service versus
1 answer
asked by
jennfier
482 views
Which analysis of variance should be applied when an experiment has more than one independent variable.
What are the assumptions
2 answers
asked by
John
497 views
Steven collected data from 20 college students on their emotional responses to classical music. Students listened to two
2 answers
asked by
carrie
488 views
an auditor wishes to test the assumption that the mean value of all accounts receivable in a given firm is $260.00. She will
3 answers
asked by
Anonymous
485 views
According to a poll, 20% of adults smoke. In a random sample of 75 adults, 30 are smokers. Is this unusual?
2 answers
asked by
Anonymous
486 views
An automobile shop manager times six employees and found that the average time it took then to change a water pump was 18
2 answers
asked by
katelyn
466 views
Analyze data to determine whether or not you think there is a relationship between height and ability to lift weights (at least
3 answers
asked by
Nicole.H
482 views
When comparing two samples that are independent of one another, we use the two-sample t-test.
A) True B) False 5. Using paired
2 answers
asked by
Samantha
470 views
I have created my chart but am really confused on creating a Hypothesis and how to actually use the information obtained by my
1 answer
asked by
Allison
472 views
A linear regression wquation of best best fit between a student's attendance and the degree of success in school is h = .5x +
1 answer
asked by
Kyler
467 views
Select a random sample of 30 student responses to question 6, "How many credit hours are you taking this term?" Using the
3 answers
asked by
Anonymous
492 views
A study was conducted in which the teachers were asked to rate students for a particular trait on a ten point scale. With the
1 answer
asked by
Saju
474 views
compare and contrast the alpha error and the beta error. how can the two be corrected in the same research?
1 answer
asked by
Romoz
438 views
If a researcher were studying the effects of a teaching method on patient learning outcomes, how would the research question
1 answer
asked by
Wanda
471 views
Is "42% of the people in New York City have 0+ blood" desriptive or inferential?
1 answer
asked by
Rhonda
439 views
A health researcher wanted to know if there was a difference in success rates between three methods of quitting smoking: A, B,
1 answer
asked by
Sam
473 views
Given: The difference between two dependent means is statistically significant. The reason behind this outcome can be difficult
1 answer
asked by
Kevin
461 views
22. The following data are from a study of the number of pounds subjects lost after 3 months on a regimen of 1) only diet and
1 answer
asked by
Anonymous
470 views
The chart shows the results of 40 students in 1st period classrooms who met the standard on the 6th grade math assessment
Peacock
1 answer
asked by
Jerald
468 views
Determine Confidence Interval or Margin of Error
12. A study was commissioned to find the mean weight of the residents in certain
1 answer
asked anonymously
43 views
I need help with this please.
A researcher is designing a research study. He hopes to show that the results of an experiment are
3 answers
asked by
Andrew
447 views
1.Find the five-number summary of the following set of numbers.0.16, 0.08, 0.27, 0.20, 0.22, 0.32, 0.25, 0.18, 0.28, 0.27
Is this
1 answer
asked by
Glenda
455 views
The president of a bank selected a sample of 1500 applications to check if the approval or rejection of an application depends
1 answer
asked by
Bettie
452 views
Suppose 100 different researchers each did a study to see if there was a relationship between coffee consumption and height.
1 answer
asked by
Piya
463 views
Post a null hypothesis that would use a t test statistical analysis.. Use the same hypothetical situation taken in the t test
1 answer
asked by
Sharon Argo
462 views
mean cholesterol is 175mg/dl..standard deviation =20mg/dl assume approx normal distribution ..is varied.
what percentage has a
1 answer
asked by
michelle
454 views
3. Suzie went to the mall and surveyed shoppers to see how many items they had purchased and the total amount of money they had
1 answer
asked anonymously
109 views
Hank owns a hardware store. He wanted to determine if the price of an item affected the number of items sold. Hank collected
1 answer
asked by
Mujika
41 views
is there a relation ship between the two sets of data?
x;65-75 y;200-240 (65,205) (68,210) (67,215.5) (68,218) (70,220) (70,223)
1 answer
asked anonymously
44 views
The purchasing department has suggested that all new computer monitors for your company should
be a new design. You want data to
1 answer
asked by
appy
441 views
Examine the data table, which shows a list of employees at a company, how many years of higher education they have, and their
1 answer
asked anonymously
84 views
A state-by-state survey found that the proportion of adults who are smokers in Alabama and Missouri was 24.7% and 28.7%,
1 answer
asked anonymously
33 views
A state-by-state survey found that the proportion of adults who are smokers in Alabama and Missouri was 24.7% and 28.7%,
1 answer
asked anonymously
24 views
Two cellular network companies, Alpha and Omega, advertise that their data network is the fastest for a certain region. Members
1 answer
asked by
Dr doof
56 views
Adrienne is comparing the daily high temperatures, in degrees Fahrenheit, in her city between 2018 and 2019. She selects 15 days
1 answer
asked by
Dr doof
44 views
The managers of an automotive insurance company investigated whether the customers in region A have a higher proportion of
1 answer
asked by
Dr doof
61 views
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