Tuesday

July 22, 2014

July 22, 2014

Total # Posts: 3

**MATH**

THE MEAN PRICE OF DIGITAL CAMERAS AT AN ELECTRONIS STOR IS $224, WITH A STANDARD DEVIATION OF $8. RANDOM SAMPLES OF SIZE 36 ARE DRAWN FROM THIS POPULATION AND THE MEAN OF EACH SAMPLE IS DETERMINED.

**math**

for a sample of n = 75, find the probaBILITY OF A SAMPLE MEAN BEING BEIGN GREATER THAN 221 IF U = 220 AND O = 3.9

**statistics**

for a sample of n = 36, find the probability of a sample mean being less than 12.2 if u = 12 and o = 0.95

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