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Statistical Analysis
Page 2
Questions (477)
Do the samples appear to be from the same population? Why or why not? Support your answer with numerical facts and convincing
5 answers
asked by
Ashley
1,791 views
You look at the relationship between how much time people spend on the website ‘Bookface’ and how productive they are at
4 answers
asked by
claire
2,333 views
When conducting an inferential statistical analysis, and applying a conventional "critical p-value" of .05, the odds of making a
4 answers
asked by
Pat
1,216 views
_[blank]_ show the distribution and frequency for a set of values. _[blank]_ is how the values are spread out or grouped, and
7 answers
asked by
dianni
3,411 views
In order to compare two kinds of feed, thirteen pigs are split into two groups, and each group received one feed. The following
4 answers
asked by
Bill
1,737 views
Please Help, thank you!
A researcher measures the following scores for a group of people. The X variable is the number of errors
4 answers
asked by
baegirl
1,069 views
In a study, nine tires of a particular brand were driven on a track under identical conditions. Each tire was driven a
4 answers
asked by
Tracy
3,247 views
These data are a sample of the daily production rate of fiberglass boats from Hydrosport, Ltd., a Miami manufacturer
17 21 18 27
4 answers
asked by
Anonymous
1,246 views
The following table gives the percentage, P, of households with a television set that also have a VCR. (Unlike the data in your
4 answers
asked by
Erika
1,890 views
A brewery's filling machine is adjusted to fill bottles with a mean of 31.5 oz. of ale and a variance of 0.003. Periodically, a
4 answers
asked by
Tom 6
1,229 views
A medical statistician wanted to examine the relationship between the amount of
sunshine (x) and incidence of skin cancer (y). As
4 answers
asked by
DeShondra
554 views
Fifty two of a panal of 175 consumers say that they would buy cereal A if it is presented on the market and 35 of another test
2 answers
asked anonymously
52 views
In a preliminary study to determine whether the installation of a camera designed to catch cars that go through an intersection
3 answers
asked anonymously
71 views
Searches related to Searches related to In a study of 100 firms,the total cost© was assumed to be dependent on the rate of
3 answers
asked by
tati
554 views
The International Air Transport Association surveys business travelers to develop quality ratings for transatlantic gateway
4 answers
asked by
Vanessa
1,704 views
A researcher wanted to answer the following question: What is the difference in students' computer anxiety based on whether or
3 answers
asked by
kathy
472 views
can you check my answers i have to find the mean, median and mode
1) 8 12 6 9 5 mean: 8 median : 8 mode : no mode 2) 3.4 0.53 1.3
2 answers
asked by
Marko
1,469 views
Using the relevant statistical analyses comment on the precision and
accuracy of the data set 39.8 43.6 42.1 40.1 43.9 41.9. Also
3 answers
asked by
Sam
103 views
In a recent study 35 percent of people surveyed indicate chocolate was their favorite flavor of ice cream. Suppose we select a
3 answers
asked by
Latianna Williams
778 views
Assignment 1
Chapter 11. Data Analytics (p. 332) 38. Refer to the Baseball 2016 data, which report information on the 30 Major
3 answers
asked by
Lee
1,373 views
Find the P-value for a left tailed hypothesis test with a test statistic of z= -1.77. Decide wether to reject the null if the
2 answers
asked by
Christina
1,377 views
A survey of 90 families showed that 40 owned at least one gun. Find the 95%
confidence interval of the true proportion of
4 answers
asked by
Jodene
1,153 views
1. Maria has the following scores in her mathematics class: 86 75 97 58 94 and 58
a: Find the mean median and mode b: Should
7 answers
asked by
Rebekah
2,299 views
A manufacturer is interested in determining whether it can claim that the boxes of detergent it sells contain, on average, more
3 answers
asked by
AV
1,239 views
The producers of a new toothpaste claim that it prevents more cavities than other brands of toothpaste. A random sample of 60
3 answers
asked by
StudentD
2,451 views
University Hospital has been concerned with the number of errors found in its billing statements to patients. An audit of 100
3 answers
asked by
Brenda
1,652 views
We are studying mutual bond funds for the purpose of investing in several funds. For this
particular study, we want to focus on
3 answers
asked by
Anonymous
1,442 views
make a tally chart for the number of students in third fourth and fifth grade classes : 26 25 27 27 26 28 27
2 answers
asked by
ronnie
491 views
In Professor Smith's statistics course, the correlation between students' total scores before the final exam and their final
4 answers
asked by
Jannel
2,698 views
18) Which of the following is the most significant result?
A) P<.001 B) P<.005 C) P=.05 D) P>.05 Okay, I have the answer key and
3 answers
asked by
Stephanie
615 views
Identify the five important values from this box-and-whisker plot. Explain how you got your answers.
40 42 46 48 50 52 54 56 58
2 answers
asked anonymously
17 views
search study: Do red uniform wearers tend to win more often than those wearing blue uniforms in
Taekwondo matches where
2 answers
asked anonymously
38 views
For each of the following sequences, determine the value to which it converges in probability.
(a) Let X1,X2,… be independent
4 answers
asked by
A
3,153 views
find the mean and median of the number 12, 9, 17, 15, 10 after each data value increases by 20%.
1 answer
asked by
Haydn
267 views
Continue with the likelihood ratio test for the HIP experiment.
What is the p-value of the likelihood ratio test based on the
2 answers
asked anonymously
62 views
The following contingency table shows inspection records for 650 units of a particular product. The records have been
2 answers
asked anonymously
70 views
n a random sample 500 people eating lunch at a cafeteria on various Fridays, it was found that 160 preferred seafood. Find 99%
2 answers
asked anonymously
48 views
An airline company wishes to build a predictor for whether or not a passenger will show up on time for a flight (a yes/no
2 answers
asked anonymously
58 views
Determine whether the range or interquartile range best describes the spread of a dataset.
The times (in seconds) for a high
2 answers
asked anonymously
50 views
Determine whether the range or interquartile range best describes the spread of a dataset.
The times (in seconds) for a high
4 answers
asked by
APPLE JUICE
59 views
You are given the following model to estimate.
Yi=αo+α1X1+α2X2+ α3X3+µi. However,in your estimation one variable say X3 was
1 answer
asked by
Evaristi Paulo
68 views
Using the relevant statistical analyses comment on the precision and accuracy of the data set 42.2, 41.6, 42.0, 41.8, 42.6, and
1 answer
asked by
Sam
89 views
Explain difference approarches used in computing test statistics
1 answer
asked by
Evodius ndibalema
62 views
Suppose the MU decides to model students’ GPA as a linear function of
time spent in lectures (T) in hours, such that GPAi = α
1 answer
asked by
Evaristi Paulo
78 views
.8 probability that a randomly selected adult will watch prime time tv live, instead of online, on DVR, etc.. Assume that seven
4 answers
asked by
Edward
175 views
determine the percentage of data values that lie between the upper and lower quartiles
1 answer
asked by
phindile
262 views
A researcher wants to determine if sleep quality improves after watching guided sleep meditation. The participants sleep quality
1 answer
asked by
Emma
335 views
xdf
1 answer
asked by
cf
137 views
instructor looked at his classes’ data from his first Mid Term. He recorded the students’ amount of study time (in minutes)
1 answer
asked by
Ed
366 views
What does incidence rate ratio mean in this specific case?
"Poisson regression models were used to estimate the suicide incidence
1 answer
asked by
Ramesh
338 views
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