Explain the results of the melatonin study using the independent samples t-test statistical analysis.

Wright, B. J. D., Sims, D., Smart, S., Alwazeer, A., Alderson-Day, B., Allgar, V., Whitton, C., Tomlinson, H., Bennett, S., Jardine, J., McCaffrey, N., Leyland, C., Jakeman, C., & Miles, J. (2011). Melatonin versus placebo in children with autism spectrum conditions and severe sleep problems not amenable to behaviour management strategies: a randomised controlled crossover trial. Journal of Autism and Developmental Disorders, 41(2), 175-84. https://doi.org/10.1007/s10803-010-1036-5