It is believed that sunlight offers some protection against multiple sclerosis (MS), but the reason is unknown. Researchers randomly assigned mice to one of: Control (nothing), Vitamin D Supplements, and UV Light. All mice were injected with proteins known to induce a form of MS, and they observed which mice got MS. In testing whether Vitamin D provides protection against MS (Vitamin D vs control group), the p-value is 0.47. Write down A) null and alternative hypothesis

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