A pharmaceutical company has designed a new device to delive

A pharmaceutical company has designed a new device to deliver a medicated nasal spray. Thelabel for the medication requires an average of 2 mg of active ingredient be dispensed on eachuse of the device. The company can get the device approved by performing an equivalence testat the 5% significance level with 0.15 mg as the equivalence limit. A random sample of 20devices dispensed an average of 2.1 mg per use with a standard deviation of 0.3 mg.

Identify the parameter of interest above.

Solution

the parameter of interest here is the average of the active ingredient dispensed on each use of the device.

Hre the test statistic would be generated for the average mg of the ingredient dispensed and tested for falling within the acceptable range.