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Statistical Analysis
Page 3
Questions (477)
Make a program to find the percentage of marks.
1 answer
asked by
Amna
258 views
Which of the following confidence levels are psychologists usually satisfied with to support that their results are not simply
1 answer
asked by
Sarah
307 views
When 100 students at UCF were given a calculus problem that required the use of
integration by parts, 95 were able to solve it.
2 answers
asked by
mel
560 views
What statistical tool should be used to determine the influence of independent variable to dependent variable?
1 answer
asked by
Elle
416 views
A well known non-parametric analysis procedure for working with nominal levels of measurement where only frequencies (counts)
1 answer
asked by
shawn
414 views
1.
The following sample data shows the use of plastic (debit and credit) cards versus cash/cheque by four age groups: Age Group
1 answer
asked by
Anonymous
444 views
You decide to estimate the following quarterly sales forecasting model for new boat sales in your local county:
Qt = a + bt + cD
2 answers
asked by
brite
518 views
A bank wonders whether omitting the annual credit card fee for customers who charge ar least $3000 in a year will increase the
1 answer
asked by
Nin
918 views
What is a confidence level? What is the confidence interval? Write a sentence that could appear in a research report that would
1 answer
asked by
Faye
438 views
A random sample of 20 customers who drive luxury cars showed that their average distance driven between oil changes was 3187
2 answers
asked by
ayno
647 views
Are statistics of something considered to be a research ?
3 answers
asked by
Art
388 views
LaTasha was presented with the following data set and argued that there was no correlation between x and y. Is LaTasha correct?
4 answers
asked by
natasha
2,154 views
Use technology to find the P-value for right-tailed test with n=8
and test statistic t equals 2.531 Find the P value
2 answers
asked by
Anonymous
519 views
The data below were gathered on a random sample of 5 basking sharks, swimming through the water and filter-feeding, i.e. letting
3 answers
asked by
leah
1,876 views
Table 9: Visitor Numbers
Total visitors: 2004. 2005. 2006 3,135,727. 3,164,906. 3,281,435 Total visitor days: 2004. 2005. 2006
1 answer
asked by
Candice
511 views
A group of 894 women aged 70-79 had their height and weight measured. The mean height was 159 cm with a standard deviation of 5
4 answers
asked by
Candice
2,236 views
Did I do this right and should i show more work?
Listed below are body temperatures for four subjects measured at two different
1 answer
asked by
Davina
617 views
I am trying to report significant data but I'm not sure how to write it out professionally. I did two nominal variables in a chi
1 answer
asked by
Shannon
412 views
A poll of 1000 registered voters reveals that 480 of the voters surveyed prefer the Democratic candidate for the presidency. At
1 answer
asked by
Joe
467 views
A poll of 1000 registered voters reveals that 480 of the voters surveyed prefer the Democratic candidate for the presidency. At
2 answers
asked by
Joe
516 views
There are also potential problems associated with interpreting the results of a paired t-test. Imagine you are interested in
2 answers
asked by
slomomo
688 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
Suresh
493 views
a study was conducted in which the teachers were asked to rate students for particular trait on a ten point scale.with the help
1 answer
asked by
eswar
485 views
If the effect size of a hypothesized phenomenon is .8, then how many subjects are needed to achieve .5 power?
alpha = .05;
1 answer
asked by
Anonymous
338 views
One student conducts a study on the relationship between people’s level of extroversion and the number of close friends they
2 answers
asked by
Mariya
480 views
Submit your answers to the following questions using the ANOVA source table below. The table depicts a two-way ANOVA in which
2 answers
asked by
Sharon
609 views
Steven collected data from 20 college students on their emotional responses to classical music. Students listened to two
2 answers
asked by
Mashel
554 views
An electronics company advertises that the battery life of its new smart phone with normal usage averages 72 hours. The company
1 answer
asked by
miguel
624 views
The following. Data are the years of death of a sample of 11 people buried in a particular cemetery
2 answers
asked by
Corpeline
495 views
What is the standard deviation of a $1 bet on any one particular number, e.g., 33, in the game of
American roulette? Notice the
1 answer
asked by
Justin
371 views
Post a behavioral research situation that could use a Pearson coefficient and chi square research study. Present the rational
3 answers
asked by
cynthia
440 views
Listed below are the ages of actresses and actors at the times that they won Oscars for the categories of Best Actress and Best
2 answers
asked by
Bell
1,173 views
How could you use standard scores and the standard distribution to compare the reading scores of two students receiving special
1 answer
asked by
michelle
447 views
Betty is a market researcher who wants to find out the factors that are most attractive to customers and do so in a way that
3 answers
asked anonymously
92 views
Post a behavioral research situation that could use a Pearson coefficient research study and a chi square research study.
2 answers
asked by
Pleshette
1,092 views
Given the following p values, which would be considered more significant?
p ≤ .3 p ≤ .02 p ≤ .25 p ≤ .025
1 answer
asked by
Anonymous
444 views
How to find mean, standard devation , confedince interval 95%, t= test , pvaule and do a hypo test using data?
Short 25 Average 5
1 answer
asked by
jame
365 views
Describe a business situation, other than what has already been selected by fellow students or selected from the team
1 answer
asked by
Karen
398 views
Based on the information given for each of the following studies, decide whether to reject the null hypothesis.For each, give
2 answers
asked by
Anonymous
730 views
Under conditions where a large sample is used in experimental research, and "power" of a statistical test is maximized, it is
2 answers
asked by
Stacie
563 views
A researcher plans to use a sample of 500 men and women attending a well-known online university to study the relationship
3 answers
asked by
Olivi Amoako
445 views
The error calculated by ANOVA includes:
a) The variation due to experimental error b)The variation due to the influence of third
3 answers
asked by
MArtina
380 views
Post a behavioral research situation that could use a Pearson coefficient research study and a chi square research study.
1 answer
asked by
high school
409 views
Post a behavioral research situation that could use a Pearson coefficient research study and a chi square research study.
1 answer
asked by
Question on practice exam
436 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
Vanessa
423 views
Consider a linear model with unobserved beterogeneity (q) and measurement error in an explanatory variable:
y = B0 + B1x1 + ... +
1 answer
asked by
Joy
507 views
What is smart estimation to determine an estimation range.
1 answer
asked by
Jacob
235 views
Martha believes that a relaxation technique involving visualization will help people with mild insomnia fall asleep faster. She
2 answers
asked by
Valeria
510 views
While writing an article on the high cost of college education, a reporter took a random sample of the cost of new textbooks for
1 answer
asked by
tom9
670 views
65 chemical engineering students are from urban/suburban backgrounds.
(Success is defined as a C or better in the course.) 52 of
1 answer
asked by
Sejul
425 views
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