If there is no support available through your department or university, you can search online for freelancers with the skills you need.
Many of these sites offer reviews of previous work, which can help you make your selection.
It is probably acceptable to have somebody else check your work and help you with your questions and statistical dilemmas.
But, it would most likely be considered unethical if somebody else ran your entire analysis and did the interpretation for you.
Find Somebody to Help You Out If you do have the time to acquire deep knowledge in statistic and/or you are running out of time, you might elect to look for someone who can assist you.
This should be a person who can provide you with deep statistical or computational expertise.
It is not a sign of weakness to ask for help with their statistical analysis.
There are many ways to dissertation statistics help.
It is a Q and A site where anybody can ask a question about statistics, data analysis, machine learning, data mining and data visualization.
You may also consider taking an online course in statistics.