Which of the following sets of ordered pairs is not a function?

{ (0, 2), (1, 4), (2, 5), (3, 6) }

{ (-1, 2), (1, 3), (1, 5), (-3, 4) }

{ (0, 2), (1, 2), (2, 2), (3, 2) }

{ (-4, 3), (-1, 1), (-2, 5), (3, 7) }

True or false: the possible responses to the question "how many times in the past three months have you visited a city park?" are values from a discrete variable.

How to estimate the square root of a number that is not a perfect square?

Question 18 Unsaved If you are studying the effects of UV rays on eyesight and you group 10 people together and make them wear sunglasses for 10 weeks and see if their eyesight is affected and then take another group and do not give them sunglasses

Write the percentage as a fraction or mixed number in simplest form

The square of a number xx is 58. The number xx is between what two consecutive whole numbers?

Testing for mean equality between the salary and compa-ratio values for each employee in our case study example would use the t-test assuming equal variance t-test not assuming equal variance paired t-test we cannot compare these two measures.

city has 3 new houses for every 7 old houses. If there are 27 new houses in the city, how many old houses are there?

What's 9+10-49-88-777+888

What is the value of the function when x = 1?

Factor completely. 49 t6 - 4 k8