1. Priya is buying raisins and almonds to make trail mix. Almonds cost $5.20 per pound and raisins cost $2.75 per pound. Priya spent $11.70 buying almonds and raisins. The
relationship between pounds of almonds a, pounds of raisins r, and the total cost is
represented by the equation 5.20a + 2.75r= 11.70.

How many pounds of raisins did Priya buy if she bought the following amounts of
almonds:

a. 2 pounds of almonds

b. 1.06 pounds of almonds

C. 0.64 pounds of almonds

d. a pounds of almonds

11. minitab software was used to find the lsrl for a study between x=age and y=days after arthroscopic shoulder surgery until an athlete could return to their sport. use the output to determine the prediction model and correlation between these two variables. predictor coef se coef t p constant -5.054 4.355 -1.16 0.279 age 0.2715 0.1427 1.9 0.094 r-sq = 31.16%

Given that abcd is a rhombus, what is the value of x?

For a science project, a high school research team conducted a survey of local air temperatures. based on the results of the survey, the found that the average temperatures were around 10 degrees higher than expected. this result was wrong. the trouble with the survey was that most of the locations were exposed to direct sunlight and located over asphalt or sand, which resulted in higher temperatures than normal. this is a classic example of an error in which phase of inferential statistics?