A company claims that its heaters last more than 5 years. Write the null and alternative hypotheses and note
which is the claim.
Ho: μ > 5 (claim), Ha: μ ≤ 5
Ho: μ ≤ 5, Ha: μ < 5 (claim)
Ho: μ ≤ 5, Ha: μ > 5 (claim)
Ho: μ = 5 (claim), Ha: μ ≥ 5
An executive claims that her employees spend more than 2.5 hours each week in meetings. Write the null and alternative hypotheses and note which is the claim.
Ho: μ = 2.5 (claim), Ha: μ ≥ 2.5
Ho: μ ≤ 2.5 (claim), Ha: μ > 2.5
Ho: μ ≤ 2.5, Ha: μ > 2.5 (claim)
Ho: μ > 2.5, Ha: μ ≤ 2.5 (claim)
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