kjn29
21.01.2021 •
Mathematics
You have obtained the number of years of education from one random sample of 45 police officers from City A and the number of years of education from a second random sample of 40 police officers from City B. The average years of education for the sample from City A is 15 years with a standard deviation of 2 years. The average years of education for the sample from City B is 14 years with a standard deviation of 2.1 years. Is there a statistically significant difference between the education levels of police officers in City A and City B
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Ответ:
D. y=-x+5
Step-by-step explanation:
Hope it helps :D