(a) Identify the null hypothesis and alternative hypothesis. OA. Ho: μ-923 (claim) Ha: μ#923 ⒸD. Ho: μ> 930 Ha: ≤930 (claim) B. Ho: ≤930 (claim) Ha: μ> 930 OE. Ho: #930 (claim) Ha: μ = 930 OC. Ho: μ<923 (claim) Ha: μ ≥923 OF Ho: μ≤923 Ha: μ<923 (claim) (b) Identify the critical value(s). Use technology. 20-0 (Use a comma to separate answers as needed. Round to two decimal places as needed.)

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