The artist $\text{'}50$ Cent' is experiencing problems with the consistency of download time when his fans download his music and decides to start sampling the download site and analyze using Statistical Process Control, data has been collected daily and is available to you in an Excel file located in the course folder 'Fall $2020$ New Content' in Brightspace, titled $\text{'}$SCMT$320$ Control Chart $-$ Final'. Answer the following questions:

$1.$ What is the X Bar$-$Bar $(1$ marks$)?$

$2.$ What is the R Bar $(1$ marks$)?$

$3.$ What is the UCLx $(2$ marks$)?$

$4.$ What is the LCLx $(2$ marks$)?$

$5.$ What is the UCLr $(2$ marks$)?$

$6.$ What is the process capability $($Cp$)(4$ marks$)?$

$7.$ If the specifications$/$tolerances are: USL $=120,$ LSL $=100.$ What is the actual performance of the process $($Cpk$)(4$ marks$)?$

$8.$ Is the process capable or not capable $-$ explain why $(2$ marks$)?$

$9.$ Is the process in or out of control $-$ explain why $(2$ marks$)?$

You may have to use your calculations to draw a Control Chart to answer the final question; there is no requirement to upload your chart, just answer in or out of control.