A goar has bean designed to have a dameter of 3 inches The standand deviaion of

Question

A goar has bean designed to have a dameter of 3 inches The standand deviaion of thprocess is 05 inch A ls the process in control or out of control? Select allthat apply control chart is shown E Each chart has inesdrawn at the mean.pt20and at .)oDeterme. Explain A. add cored because two out of me eenseo the pole, te more bbe standard deviations from the mean ", cored because none ed B. c. aa of control because Me" are nive consecuMepoe ether ate. or below mean D. Out od contok because aport les more san three standard dniations beyond the mean three waning signals detected, chang"

Explanation / Answer

here option A is corect

out of control becaue two out of 3 consecutive point lie more than 2 std deviation from the mean

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