Question $(2)$: Put $($True$)$ or $($false$),$ for each of the following statements and correct the false statement:

$1.$ Service quality cannot be managed when Customer expectations are not known.

$2.$ Forecasting makes inferences on the data outside the region of the data used in the estimation.

$3.$ Fishbone diagrams are drawn to brainstorm causes of an effect.

$4.$ A Capable Process Meets or exceeds spec requirements.

$5.$ Achieving quality is easy.

$6.$ Quality is not a long$-$term strategy.

$7.$Cause and effect diagram is the fishbone diagram.process capability Cp is more accurate than process capability Cok

$8.$ Variable is a product characteristic that is continues and can be measured.

$9.$ Fishbone diagram is non$-$statistical tool in SQC$.$

$10.$ The non$-$fulfillment of a requirement is called objective evidence.

$11.$

$12.$ In a time series analysis it is often important to analyze seasonal variations.

$13.$ Seasonal variation almost always has a cyclical pattern in the data of several years. $14.$ A trend in a time series is a steady tendency to increase or to decrease over time.

$15.$ Sales of air conditioners follow a seasonal variation.

$16.$ A moving average of a time series is the value around which a series moves over time.