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

Show answers

Other questions on the subject: Mathematics

Mathematics, 21.06.2019 21:30, noeltan12031

Using the information in the customer order, determine the length and width of the garden. enter the dimensions. length: feet width: feet

Answers: 3

continue

Mathematics, 21.06.2019 22:30, xhdud

Bob the builder is making 480kg of cement mix. this is made by cement, sand and gravel in the ratio 1: 3: 4

Answers: 3

continue

Mathematics, 21.06.2019 23:30, cearp

Which rule describes the composition of transformations that maps △abc to △a”b”c

Answers: 2

continue

Mathematics, 22.06.2019 00:50, richard80

Match the following reasons with the statements given to create the proof. 1. do = ob, ao = oc sas 2. doc = aob given 3. triangle cod congruent to triangle aob vertical angles are equal. 4. 1 = 2, ab = dc if two sides = and ||, then a parallelogram. 5. ab||dc if alternate interior angles =, then lines parallel. 6. abcd is a parallelogram cpcte

Answers: 3

continue

Do you know the correct answer?

You have obtained the number of years of education from one random sample of 45 police officers from...