Which is point (-12,6) in?
a. quadrant iv
b. quadrant i
c. quadrant ii
d. quadrant iii

The final cost of a sale is determined by multiplying the price on the tag by 75%. which best describes the function that represents the situation?

Write an inequality for this sentence the quotient of a number and -5 increased by 4 is at most 8

Arandom sample of n = 25 observations is taken from a n(µ, σ ) population. a 95% confidence interval for µ was calculated to be (42.16, 57.84). the researcher feels that this interval is too wide. you want to reduce the interval to a width at most 12 units. a) for a confidence level of 95%, calculate the smallest sample size needed. b) for a sample size fixed at n = 25, calculate the largest confidence level 100(1 − α)% needed.