15.22 A student team examined parked cars in four different shoppingareas. 100 v

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15.22 A student team examined parked cars in four different shoppingareas. 100 vehicleswere examined. At a = .05, does each vehicle vary by maillocation? Vehicletype      Somerset      Oakland      GreatLakes      Janestown      Rowtotal Car                        44               49               36                     64                  193 Minivan                  21               15               18                     13                    67 Full sizedminivan      2                  3               3                        2                     10    Suv                         19               27               26                     12                     84   Truck                      14               6                  17                     9                     46 ColTotal                  100            100               100                  100                  400 15.24 A Boeing 727 co pilot collected 61 noise observations using ahandheld sound meter. Noise level is defined as "low" (under 88decibels), "medium" (88 to 91 decibels), or "high" (92 decibels).There are three flight phases (climb, cruise, descent). At a = .05,is the cockpit noise level independent of flight phase? Noiselevel      climb      cruise      descent      rowtotal Low                  6              2            6                  14 Med                  18            3            8                  29 High                  1              3          14                 18 ColTotal            25           8          28                 61 15.22 A student team examined parked cars in four different shoppingareas. 100 vehicleswere examined. At a = .05, does each vehicle vary by maillocation? Vehicletype      Somerset      Oakland      GreatLakes      Janestown      Rowtotal Car                        44               49               36                     64                  193 Minivan                  21               15               18                     13                    67 Full sizedminivan      2                  3               3                        2                     10    Suv                         19               27               26                     12                     84   Truck                      14               6                  17                     9                     46 ColTotal                  100            100               100                  100                  400 15.24 A Boeing 727 co pilot collected 61 noise observations using ahandheld sound meter. Noise level is defined as "low" (under 88decibels), "medium" (88 to 91 decibels), or "high" (92 decibels).There are three flight phases (climb, cruise, descent). At a = .05,is the cockpit noise level independent of flight phase? Noiselevel      climb      cruise      descent      rowtotal Low                  6              2            6                  14 Med                  18            3            8                  29 High                  1              3          14                 18 ColTotal            25           8          28                 61 A Boeing 727 co pilot collected 61 noise observations using ahandheld sound meter. Noise level is defined as "low" (under 88decibels), "medium" (88 to 91 decibels), or "high" (92 decibels).There are three flight phases (climb, cruise, descent). At a = .05,is the cockpit noise level independent of flight phase? Noiselevel      climb      cruise      descent      rowtotal Low                  6              2            6                  14 Med                  18            3            8                  29 High                  1              3          14                 18 ColTotal            25           8          28                 61

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15.22 A student team examined parked cars in four different shoppingareas. 100 v

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