<prompt> Akaretsa hore na index ea theko ea bareki ke eng CPI.nan  <response>: Instruction in English: Summarize what is the consumer price index CPI. . Response in English: The Consumer Price Index CPI is a measure of the average change over time in the prices paid by urban consumers for a market basket of consumer goods and services, such as food, transportation, housing, and medical care. It is calculated by taking price changes for each item in the basket and averaging them. The CPI is commonly used as an indicator of inflation and is also used to adjust wages, retirement benefits, and tax brackets. . Response in Sesotho: Index ea Theko ea Bareki CPI ke tekanyo ea kakaretso ea phetoho ha nako e ntse e feta litheko tse lefuoang ke bareki ba litoropo bakeng sa seroto sa maraka sa thepa le litsebeletso, joalo ka lijo, lipalangoang, matlo le tlhokomelo ea bongaka. E baloa ka ho nka liphetoho tsa theko bakeng sa ntho ka ngoe e ka basketeng le ho li etsa karolelano. Hangata CPI e sebelisoa e le sesupo sa inflation hape e sebelisetsoa ho lokisa meputso, melemo ea ho tlohela mosebetsi, le masaka a lekhetho. 