PLEASE HELP The difference of the sample means of two populations is 34.6, and the standard deviation of the difference of the sample means 11.9.

The 95% confidence interval lies between and .

First BLANK:

A. -11.9
B. -23.8
C. -35.7
D. -45.4

Second BLANK:

A. +11.9
B. +23.8
C. +35.7
D. +45.4

Plz me i need i will give a brain

What is the equation of a vertical line passing through the point (−5, −1)? y = −5 y = −1 x = −5 x = −1

According to the 2008 u.s. census, california had a population of approximately 4 × 10^7 people and florida had a population of approximately 2 × 10^7 people. which of the following is true? a. the population of florida was approximately two times the population of california. b. the population of florida was approximately twenty times the population of california. c. the population of california was approximately twenty times the population of florida. d. the population of california was approximately two times the population of florida.