Data Collectlon: One$-$Sample Tests $1-$B

Instructions: Use the interactive tool as directed to answer the questions below.

Use the dropdown menu to choose the Market Research Data data set. The varlable descriptions are as follows:

No: An arbltrary identification number assigned to each consumer surveyed

Age: The age of the survey respondent

RateNew: The respondent's rating of the new cell phone

RateCurr: The respondent's rating of thelr current cell phone

CurrBrand: The brand of the respondent's current cell phone

Choose a sample of $100$ observations. For the following question or analysls request, Identify the approprlate hypothesis test to

perform.

"The marketing efforts we will use will target consumers with an average age of $30$ is this sample representative of our target

audlence with respect to age?"

a$.$ Conduct a

With a hypothesized value of

$($Enter $999$ if no test is needed.$)$

b$.$ The test or other calculations will use the following varlable$($s$).($Mark varlables used directly in calculating means, proportions, or

a regression. Use existing varlables whenever possible. Do not mark varlables used only for sorting.$)$

$?$ Age

$?$ RateNew

$?$ RateCurr

$3$ currBrand

$7$ A combination modification of one or more existing variables

c$.$ The test or calculations will use data from $($Click to select$)$ of the $100$ observations.