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Problem Set 5.1: Due-Variable Chi-Square in 5F55 {1}
- Criterion: Calculate a chi-square analysis in SFSS. . Data: Tandy's Ice Cream shop serves chocolate. vanilla. and strawbeny ice creams.
Tandywants to examine planning for the future years. She l-mows that on average she
expects to purchase lflfl cases of chocolate. T5 cases of vanilla. and 25 cases of strawberry (4:3:1). This year. her sales increased and she purchased 125 cases of
chocolate. EU cases of vanilla. and 35 cases of strawberry. - Instruction: Complete the following steps:
a. Open SFSS and create a New DataSet. b. Go to the Variable View tab and enter Flavor in row 1 and Frequency in the row 2.
Adjust the decimal value to U. Go to Values in the Flavor row and enter 1 for chocolate. 2 for vanilla. and 3 for strawberry. and click DH: c. Go to the Data Viewtab and under the Flavor column. enter 1 in row 1. 2 in row 2.
and 3 in row 3. Under the frequency column. enter 125 in row 1. SCI in row 2. and 35
in row 3. d. In the Toolbar. click Data. and then select Weight Cases. e. Click Weight Cases By. click Frequency. and then click Arrow to send it over to the
Frequency Variable box. Click DH. f. In the Toolbar. click Analyze. then Nonparametric Tests. then Legacy Dialogs. and
then Chi-Square. g. Click Flavor and then click Arrow to send to the Test Variable List window. h. Under Expected Values. select Value. and then enter the following three values in
the given order: 10!]. T5. 25. i. Click DH: and copy and paste the output to your Word document.
j. Ansiver this: Was Tandy's distribution of proportions the same as expected?

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