The value of an antique vase can be modeled by the function V(t)=2350(1.038)t, where t is the number of years since the vase was purchased. Which statements are true?
The vase was purchased for $1038.
The rate of appreciation is 2.35%.
The rate of appreciation is 10.38%.
After 10 years the vase will have a value of about $3412.
The vase was purchased for $2350

Prove that quadrilateral is a rhombus.

What is x3+3x2−16x−48 divided by x−1?

3.17 scores on stats final. below are final exam scores of 20 introductory statistics students. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 57, 66, 69, 71, 72, 73, 74, 77, 78, 78, 79, 79, 81, 81, 82, 83, 83, 88, 89, 94 (a) the mean score is 77.7 points. with a standard deviation of 8.44 points. use this information to determine if the scores approximately follow the 68-95-99.7% rule. (b) do these data appear to follow a normal distribution? explain your reasoning using the graphs provided below.