Is it possible to convert scaling data in SPSS into categorical data?

02 March 2017 255 4 View

Can metric data be transformed into categorical data in SPSS?

I have data on five point likert scale. Can this data be converted into categorical data in SPSS, so that i can apply non-parametric tests? Am i correct? If wrong, please suggest. Thank You.

01 February 2017 2,896 0 View

How to check Validity of a questionnaire in AMOS?

I am checking the validity of questions in AMOS. Construct Validity and Item Validity of the questions fulfill the criteria. But Convergent and Divergent Validity conditions are not satisfied. I...

10 November 2016 9,997 7 View

How to determine the Sample Size for a survey study?

When the target respondents is not a part of any association/membership, how can we determine the sample size? What is the acceptable sample size for a research study? Thank You.

06 July 2016 7,192 5 View

What are the Instruments that are used to manage the Price Risk of farmers?

I am in the process of preparing the questionnaire to assess the Price Risk Management of Farmers. What are the instruments available to manage price risk of farmers apart from Derivative...

03 April 2016 2,145 3 View

How to use Ordered Probit Model in SPSS?

In what cases Ordered Probit Model is used? How it is different from Probit Model. Can anyone help me in analyzing ordered probit model in SPSS? User Manual or step wise guide with model outputs...

03 April 2016 1,977 0 View

How do I interpret trace statistic and Max-Eigen statistics in the Johansen cointegration test?

06 July 2014 9,581 5 View

How to compare two groups with only two measurements?

Hiiiii everyone! I have an enquiry on statistical analysis. I was looking for many forum and it's still cannot solve my problem. I want to compare means of two groups of data but only with two...

03 March 2021 8,796 3 View

Binary Logistic Generalized Linear Mixed model in SPSS. Is it doable?

I want to analyses the proportion of swimming sperm of three species of fish in two salinities. To analyse the proportion of swimming sperm in a Generalized Linear Model, I would use a Binary...

03 March 2021 2,297 3 View

Enhanced Yellow Fluorescent Protein (Aequorea victoria) DNA sequence?

I am on the lookout for the Enhanced Yellow Fluorescent Protein (Aequorea victoria) DNA sequence. Does anyone know where I can find it? Thank you in advance

03 March 2021 3,568 1 View

What kind of fluid could I use for a pitfall trap that also does not invalidate molecular testing?

Hi, I want to start testing pitfall trap to obtain ants samples, but I need to conduct molecular analysis on those insects. So, what kind of fluid can I use? Ethanol expires too early and I need...

03 March 2021 5,978 5 View

What's the best way to measure growth rates in House sparrow chicks from day 2 to day 10?

What's the best way to measure growth rates in House sparrow chicks from day 2 to day 10? Since, the growth curve from day 2 to 10 won't be like the "Logistic curve" it might not follow logistic...

03 March 2021 1,401 3 View

What test should i use in comparing the correlation between categorical and continuous variables?

Dear all, I have the variable (Surgery duration) represented by values in minutes and the variable (preoperative neuropraxia cases) represented as (Yes/No) values. I want to compare these two...

03 March 2021 5,427 5 View

Logistical regression using SPSS for a dichotomous dependent variable, with an independent variable of 1, 2, 5 and 10 seconds?

I have an experiment with 28 participants The independent variable is the times 1, 2, 5, and 10 used as the cross hairs during a task These 4 times were tested using 4 different blocks, each...

03 March 2021 9,692 2 View

Do we need to write protocol for a second study of a systematic review that has been registered and published?

I have conducted and published a systematic review and meta-analysis research with the topic related to public health and health pomotion (protocol was registed in PROSPERO). Now we want to...

03 March 2021 8,920 3 View

How to increase a model accuracy ?

dear community, my model is based feature extraction from non stationary signals using discrete Wavelet Transform and then using statistical features then machine learning classifiers in order to...

03 March 2021 6,994 5 View

How to find the mean, SD and CI in SPSS?

Hi, I hope that someone can help me with this task: I have 5 groups of participants which are numbered in SPSS from 1 to 5 (according to their group number) and are all under the variable group....

03 March 2021 506 3 View