A skeptical paranormal researcher claims that the proportion of Americans have s

Question

A skeptical paranormal researcher claims that the proportion of Americans have seen a UFO is less than 2 in a thousand. Assume that a hypothesis test to support the given claim will be conducted. Identify the type I error for the test. A skeptical paranormal researcher claims that the proportion of Americans that have seen a UFO is less than 2 in a thousand OA. Fail to reject the claim that the proportion of Americans that have seen a UFO is equal to 2 in a thousand when that proportion is actually less than 2 in a thousand. O B. Fail to reject the claim that the proportion of Americans that have seen a UFO is equal to 2 in a thousand when that proportion is actualy greater than 2 in a thousand OC. Roject the claim that the proportion of Americans that have seen a UFO is equal to 2 in a thousand when that proportion is actually 2 in a thousand O D. Reject the claim that the proportion of Americans that have seen a UFO is equal to 2 in a thousand when that proportion is actualy less than 2 in a thousand Cick to select your answer

Explanation / Answer

Type I error is ' Reject null hypothesis(H0) when it is true '

Here your claim is that proportion of American that have seen a UFO is less than 2 in thousand .

So, Null and alternative hypotheis is ,

H0: Proportion of American that have seen a UFO is eqaul to 2 in thousand .

H1 : Proportion of American that have seen a UFO is less than to 2 in thousand .

So, Type I error is

Option C is correct :

Reject the claim that the proportion of American that have seen a UFO is equal to 2 in thousand when thta proportion is actually 2 in thousands .

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