PUT ANSWERS WITHIN THE BOXES IN EACH QUESTION. SUBMIT THE SPREADSHEET THROUGH CA
ID: 3363588 • Letter: P
Question
PUT ANSWERS WITHIN THE BOXES IN EACH QUESTION. SUBMIT THE SPREADSHEET THROUGH CANVAS. IN THE CELLS DO NOT SIMPLY WRITE THE ANSWER BUT PUT IN THE EXCEL FUNCTIONS OR CALCULATIONS SO I CAN SEE WHAT YOU DID TO GET THE ANSWERS USE THE FORMULAS ON THE FORMULA SHEET. NUMERICAL ANSWERS TO 3 DECIMAL PLACES I SUGGEST YOU SKETCH GRAPHS OF THE DISTRIBUTIONS AND WRITE OUT THE FORMULAS IF THAT HELPS TO CLARIFY THE SOLUTION TO YOU. POINTS 1 Consider the following hypothesis tea: (16 points total on #1) Hg: 275 Ha:Explanation / Answer
1.
1. a) One tailed, left tailed test
b) step 1: H0: Population mean = 75
H1: Population mean is less than 75
Step 2: alpha = 0.01
Step 3: SE = 15/sqrt(70) = 1.7928
df = 69
t = (71 - 75) / 1.7928 = -2.2311
Step 4: Critical value = -1.6672
reject H0 if t value < -1.6672
step 5: P-Value: 0.0145
reject Ho if p-value < alpha 0.01
Step 6: we do not reject H0
we conclude that Population mean = 75
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