Linear Regression Methods

Question 1

A restaurant manager records the number of tables seated (x) and the total number of cups of complimentary salsa (y) served. Which statements show correct values for the median-fit method? Check all that apply.

Revolt · Accepted Answer

The middle summary point is (52, 110.5).; The slope of the line of best fit is 2.14.

Question 2

✔ –1.440.04X 0.8

Revolt · Accepted Answer

✔ –1.44

Question 3

0.8✔ 5.69.4

Revolt · Accepted Answer

✔ 5.6

Question 4

X –299.2✔ 3,043.27,265.4

Revolt · Accepted Answer

✔ 3,043.2

Question 5

a✔ bX c

Revolt · Accepted Answer

✔ b

Question 6

0.8X 5.9✔ 6.36

Revolt · Accepted Answer

✔ 6.36

Question 7

The table shows the relationship between the number of trucks filled with mulch (x) and the number of tons of mulch (y) delivered by a landscaping company. Which regression equation models the data?

Revolt · Accepted Answer

y = 4.8x + 3

Question 8

A scatterplot includes data showing the relationship between the number of items on a standardized test and the length of time, in minutes, it took for different students to complete it. Which graph displays the line of best fit for the data?

Revolt · Accepted Answer

[Image: A graph has number of items on the x-axis and time...]

Question 9

The data reflects the number of hours an employee spends working a checkout line (x), paired with the number of customers served (y). How can the slope of the line be interpreted?

Revolt · Accepted Answer

With each additional hour, nearly 18 customers are served.

Question 10

X diagonalhorizontal✔ vertical

Revolt · Accepted Answer

✔ vertical

Linear Regression Methods Answers

More from this Course

TRY EDGENUITY HACKS