Create a possible study that uses inferential statistics. Explain why it is inferential and not descriptive. Identify the independent and dependent variables and justify your choices.

The equation x2 – 1x – 90 = 0 has solutions {a, b}. what is a + b?

Acaterer charges $500 plus $30 per guest to cater a wedding. walt and traci don't want to spend more than $8000 on catering. write and solve an inequality in terms of the number of guests, g, that can be invited. a) 30g ? 8000; g ? 267 b) 500g < 8000; g < 16 c) 500 + 30g < 8000; g < 250 d) 500 + 30g ? 8000; g ? 250

Acompany made a profit of 75000 over a period of 6 years on an initial investment of 15000 what is the annual roi