Question: Can someone please give me a step by step explanation on how to solve both these questions? DO NOT JUST GIVE THE ANSWER because clearly

Can someone please give me a step by step explanation on how to solve both these questions? DO NOT JUST GIVE THE ANSWER because clearly I have the answer, but I need to know how to do something! thank you!

To test H0: u = 80 versus H1: u. # 80, a random sample of size n = 23 is obtained from a population that is known to be normally distributed. Complete parts (a) through to) below. a Click here to View the tDistrihution Area in Right Tail table. {a} If )_( =35? and s = 133, compute the test statistic. to = 1.995 (Round to three decimal places as needed.) [b] Suppose a researcher wants to test this hypothesis at a level of signicanoe ofa =D.DD5. Apprmcimate the P-value using the tdistribution tabla. . 0.305 P-value s (140 . 0.025 P-value s (104 . 0.005 s Pvalue 5 [3.01 . 0.055 Pvalue 5 0'10

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