Which pair of the following pairs of hypotheses is inappropr

Which pair of the following pairs of hypotheses is inappropriate? Which (if any) of the following statements is false?

Solution

Q1

all the hypothesises are correct but if in your syllabus only have \"simple null\" vs \"composite null\" then (B) and (D) is inappropriate

Q2

(C) is false

because in type 2 error we are accepting H0, when it is false that is we take a decision that data is insignificant under H0