SCENARIO 10-16-A
a Survey on Men and Women's Shopping Behavior

question 229

Essay

SCENARIO 10-16-A
A survey on men and women's shopping behavior collected data from a sample of 50 men and 50
women. The following data on online shopping spending every month are stored in the file
Scenario10-16-DataA.XLSX. $$\begin{array} { l r r r r r r r r r r } \text { Men } & 148 & 211 & 256 & 309 & 190 & 205 & 203 & 208 & 231 & 125 \\& 149 & 205 & 195 & 178 & 196 & 198 & 110 & 199 & 181 & 168 \\& 218 & 222 & 206 & 168 & 239 & 130 & 246 & 149 & 262 & 142 \\& 174 & 181 & 198 & 147 & 143 & 185 & 200 & 166 & 171 & 133 \\\text { Women } & 295 & 242 & 299 & 209 & 189 & 173 & 109 & 291 & 208 & 227 \\& 272 & 176 & 251 & 235 & 145 & 179 & 30 & 135 & 200 & 270 \\& 174 & 123 & 199 & 195 & 192 & 102 & 110 & 184 & 228 & 316 \\& 170 & 234 & 163 & 245 & 174 & 126 & 227 & 86 & 96 & 185 \\& 288 & 154 & 217 & 184 & 154 & 217 & 222 & 175 & 265 & 196 \\& 172 & 113 & 240 & 235 & 269 & 243 & 131 & 134 & 56 & 164\end{array}$$ Treat the men as population 1 and the women as population 2.
-Referring to Scenario 10-16-A, what are the null and alternative hypotheses for testing whether
there is evidence of a difference in the variances of monthly online shopping spending between
men and women?

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Definitions:

Per Capita Income

measures the average income earned per person in a given area in a specified year.

Life Expectancy

The average number of years a person is expected to live based on demographic factors such as their birth year, current age, and other social factors.

Energy Consumption

The amount of energy utilized by devices, systems, or processes, often measured in joules, kilowatt-hours, or other energy units.

Absolute Income Gap

This term typically refers to the difference in absolute income levels between individuals, groups, or countries.