Mathematics, 21.01.2021 21:50 anthonysquadjohnson
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
Answers: 1
Another question on Mathematics
Mathematics, 21.06.2019 22:00
If i had 1234 apples and 1 banana what is the total amount
Answers: 2
Mathematics, 22.06.2019 00:00
Which expression is a perfect cube? a. x8 b. y24 c. m28 d. x64
Answers: 3
Mathematics, 22.06.2019 01:30
Arectangle has a length of 6cm by 8cm what is the length of a diagonal of the rectangle
Answers: 1
Mathematics, 22.06.2019 03:40
Vikram is studying the square pyramid below. on st to find the surface area of the pyramid, in square inches, vikram wrote (33.2) (34 ikram wrote (33.2)(34.2)+43(34.2)(284) what error did vikram make? o he used the same expression for the area of all four lateral faces. he used the wrong expression to represent the area of the base of the pyramid. o he used the wrong value as the height when he found the area of the lateral faces. he used an expression for surface area that only finds the total area of three faces.
Answers: 3
You know the right answer?
You have obtained the number of years of education from one random sample of 45 police officers from...
Questions
Mathematics, 25.08.2020 22:01
Biology, 25.08.2020 22:01
English, 25.08.2020 22:01
Social Studies, 25.08.2020 22:01
Social Studies, 25.08.2020 22:01
