Please see below. Need help with these. I am confused on this. 1 for the mean is greater than 1, mu For each situation, state the null and alternative hypotheses: (Type "mu" for the symbol µ , e.g. mu...

Please see below. Need help with these. I am confused on this.

1 for the mean is greater than 1, mu < 1="" for="" the="" mean="" is="" less="" than="" 1,="" mu="" not="1" for="" %3d="" the="" mean="" is="" not="" equal="" to="" 1.="" please="" do="" not="" include="" units="" such="" as="" "mm"="" or="" "$"="" in="" your="" answer.)="" (a)="" the="" diameter="" of="" a="" spindle="" in="" a="" small="" motor="" is="" supposed="" to="" be="" 6.5="" millimeters="" (mm)="" with="" a="" standard="" deviation="" of="" 0.18="" mm.="" if="" the="" spindle="" is="" either="" too="" small="" or="" too="" large,="" the="" motor="" will="" not="" work="" properly.="" the="" manufacturer="" measures="" the="" diameter="" in="" a="" sample="" of="" 15="" spindles="" to="" determine="" whether="" the="" mean="" diameter="" has="" moved="" away="" from="" the="" required="" measurement.="" suppose="" the="" sample="" has="" an="" average="" diameter="" of="" 6.39="" mm.="" но:="" на:="" (b)="" harry="" thinks="" that="" prices="" in="" caldwell="" are="" lower="" than="" the="" rest="" of="" the="" country.="" he="" reads="" that="" the="" nationwide="" average="" price="" of="" a="" certain="" brand="" of="" laundry="" detergent="" is="" $22.35="" with="" standard="" deviation="" $1.27.="" he="" takes="" a="" sample="" from="" 4="" local="" caldwell="" stores="" and="" finds="" the="" average="" price="" for="" this="" same="" brand="" of="" detergent="" is="" $21.32.="" но:="" на:="" "/="">
Extracted text: For each situation, state the null and alternative hypotheses: (Type "mu" for the symbol µ , e.g. mu > 1 for the mean is greater than 1, mu < 1="" for="" the="" mean="" is="" less="" than="" 1,="" mu="" not="1" for="" %3d="" the="" mean="" is="" not="" equal="" to="" 1.="" please="" do="" not="" include="" units="" such="" as="" "mm"="" or="" "$"="" in="" your="" answer.)="" (a)="" the="" diameter="" of="" a="" spindle="" in="" a="" small="" motor="" is="" supposed="" to="" be="" 6.5="" millimeters="" (mm)="" with="" a="" standard="" deviation="" of="" 0.18="" mm.="" if="" the="" spindle="" is="" either="" too="" small="" or="" too="" large,="" the="" motor="" will="" not="" work="" properly.="" the="" manufacturer="" measures="" the="" diameter="" in="" a="" sample="" of="" 15="" spindles="" to="" determine="" whether="" the="" mean="" diameter="" has="" moved="" away="" from="" the="" required="" measurement.="" suppose="" the="" sample="" has="" an="" average="" diameter="" of="" 6.39="" mm.="" но:="" на:="" (b)="" harry="" thinks="" that="" prices="" in="" caldwell="" are="" lower="" than="" the="" rest="" of="" the="" country.="" he="" reads="" that="" the="" nationwide="" average="" price="" of="" a="" certain="" brand="" of="" laundry="" detergent="" is="" $22.35="" with="" standard="" deviation="" $1.27.="" he="" takes="" a="" sample="" from="" 4="" local="" caldwell="" stores="" and="" finds="" the="" average="" price="" for="" this="" same="" brand="" of="" detergent="" is="" $21.32.="" но:="">